{"id":1697,"date":"2020-11-03T02:28:34","date_gmt":"2020-11-02T19:28:34","guid":{"rendered":"https:\/\/hoctin.vn\/?p=1697"},"modified":"2020-11-03T02:35:09","modified_gmt":"2020-11-02T19:35:09","slug":"tinh-can-bac-2-trong-excel","status":"publish","type":"post","link":"https:\/\/hoctin.vn\/tinh-can-bac-2-trong-excel\/","title":{"rendered":"C\u00e1ch T\u00ednh C\u0103n B\u1eadc N V\u00e0 C\u0103n B\u1eadc 2 Trong Excel"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"1697\" class=\"elementor elementor-1697\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9cb90e1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9cb90e1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c080937\" data-id=\"c080937\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7594065 elementor-widget elementor-widget-text-editor\" data-id=\"7594065\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p dir=\"ltr\" style=\"line-height: 1.38; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">Khi s\u1eed d\u1ee5ng b\u1ea3ng t\u00ednh Excel, kh\u00f4ng ph\u1ea3i ng\u01b0\u1eddi d\u00f9ng n\u00e0o c\u0169ng \u0111\u00e3 t\u1eebng th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh l\u0169y th\u1eeba, khai c\u0103n v\u00ec ch\u00fang kh\u00f4ng th\u01b0\u1eddng xuy\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 c\u00e1c ph\u00e9p to\u00e1n c\u1ed9ng, tr\u1eeb, nh\u00e2n, chia.<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.38; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; color: #000000; font-family: Arial; font-size: 12pt; white-space: pre-wrap;\">\u00a0<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.38; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; color: #000000; font-family: Arial; font-size: 12pt; white-space: pre-wrap;\">Trong b\u00e0i vi\u1ebft n\u00e0y, hoctin.vn s\u1ebd gi\u1edbi thi\u1ec7u c\u00e1ch t\u00ednh c\u0103n b\u1eadc b\u1ea5t k\u1ef3 v\u00e0 c\u0103n b\u1eadc 2 trong Excel b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng to\u00e1n t\u1eed ^ (d\u1ea5u m\u0169) v\u00e0 h\u00e0m SQRT.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1dd86f3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1dd86f3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7a23157\" data-id=\"7a23157\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b3e85ba elementor-widget elementor-widget-heading\" data-id=\"b3e85ba\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span style=\"font-weight:normal;\" id=\"docs-internal-guid-b38e4667-7fff-79ee-fff4-07b737a10987\"><span style=\"font-size: 20pt; font-family: Arial; color: rgb(0, 0, 0); background-color: transparent; font-weight: 700; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline;\">1, C\u0103n B\u1eadc N V\u00e0 C\u0103n B\u1eadc 2 S\u1ed1 H\u1ecdc<\/span><\/span><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f78df07 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f78df07\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-efeb095\" data-id=\"efeb095\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0875862 elementor-widget elementor-widget-text-editor\" data-id=\"0875862\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p><span id=\"docs-internal-guid-1f6b436b-7fff-bb08-c8e6-5fc795543162\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\">\u0110\u1ea7u ti\u00ean, h\u00e3y c\u00f9ng hoctin.vn t\u00ecm hi\u1ec3u kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 c\u0103n b\u1eadc n v\u00e0 c\u0103n b\u1eadc 2 trong to\u00e1n h\u1ecdc.<\/span><\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5478116 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5478116\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0a0670a\" data-id=\"0a0670a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f2c1195 elementor-widget elementor-widget-text-editor\" data-id=\"f2c1195\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">C\u0103n b\u1eadc n c\u1ee7a m\u1ed9t s\u1ed1 a l\u00e0 s\u1ed1 x sao cho x m\u0169 n b\u1eb1ng a: x<\/span><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\"><span style=\"font-size: 0.6em; vertical-align: super;\">n<\/span><\/span><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\"> = a.<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">C\u0103n b\u1eadc n c\u1ee7a m\u1ed9t s\u1ed1 a c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c di\u1ec5n gi\u1ea3i theo m\u1ed9t c\u00e1ch kh\u00e1c, l\u00e0 l\u0169y th\u1eeba b\u1eadc 1\/n c\u1ee7a a, hay n\u00f3i c\u00e1ch kh\u00e1c th\u00ec a<\/span><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\"><span style=\"font-size: 0.6em; vertical-align: super;\">1\/n<\/span><\/span><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\"> = x.<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">V\u00ed d\u1ee5:<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; font-size: 12pt; font-family: Arial; color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\">\u221b8=2 hay 8<\/span><span style=\"background-color: transparent; font-size: 12pt; font-family: Arial; color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\"><span style=\"font-size: 0.6em; vertical-align: super;\">1\/3<\/span><\/span><span style=\"background-color: transparent; font-size: 12pt; font-family: Arial; color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\">=2 v\u00ec 2<\/span><span style=\"background-color: transparent; font-size: 12pt; font-family: Arial; color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\"><span style=\"font-size: 0.6em; vertical-align: super;\">3<\/span><\/span><span style=\"background-color: transparent; font-size: 12pt; font-family: Arial; color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\">=8;<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; font-size: 12pt; font-family: Arial; color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\">\u221c16=2 hay 16<\/span><span style=\"background-color: transparent; font-size: 12pt; font-family: Arial; color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\"><span style=\"font-size: 0.6em; vertical-align: super;\">1\/4<\/span><\/span><span style=\"background-color: transparent; font-size: 12pt; font-family: Arial; color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\">=2 v\u00ec 2<\/span><span style=\"background-color: transparent; font-size: 12pt; font-family: Arial; color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\"><span style=\"font-size: 0.6em; vertical-align: super;\">4<\/span><\/span><span style=\"background-color: transparent; font-size: 12pt; font-family: Arial; color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\"> = 16.<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; font-size: 12pt; font-family: Arial; color: #000000; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\">\u00a0<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d992c24 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d992c24\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e471779\" data-id=\"e471779\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3380ee1 elementor-widget elementor-widget-text-editor\" data-id=\"3380ee1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">C\u0103n b\u1eadc 2 c\u1ee7a m\u1ed9t s\u1ed1 a kh\u00f4ng \u00e2m l\u00e0 s\u1ed1 x sao cho x<\/span><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\"><span style=\"font-size: 0.6em; vertical-align: super;\">2<\/span><\/span><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\"> = a, hay a<\/span><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\"><span style=\"font-size: 0.6em; vertical-align: super;\">1\/2<\/span><\/span><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\"> = x, v\u00ed d\u1ee5 \u221a16 = 4 v\u00ec 4 m\u0169 2 b\u1eb1ng 16.<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">V\u00ec b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a 2 s\u1ed1 \u0111\u1ed1i nhau x v\u00e0 -x \u0111\u1ec1u b\u1eb1ng a n\u00ean s\u1ed1 a kh\u00f4ng \u00e2m c\u00f3 hai c\u0103n b\u1eadc 2:<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; color: #000000; font-family: Arial; font-size: 12pt; white-space: pre-wrap;\">&#8211; C\u0103n b\u1eadc 2 c\u1ee7a a l\u00e0 s\u1ed1 d\u01b0\u01a1ng k\u00ed hi\u1ec7u l\u00e0 \u221aa<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; color: #000000; font-family: Arial; font-size: 12pt; white-space: pre-wrap;\">&#8211; C\u0103n b\u1eadc 2 c\u1ee7a a l\u00e0 s\u1ed1 \u00e2m k\u00ed hi\u1ec7u l\u00e0 -\u221aa<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; color: #000000; font-family: Arial; font-size: 12pt; white-space: pre-wrap;\">&#8211; S\u1ed1 0 c\u00f3 \u0111\u00fang m\u1ed9t c\u0103n b\u1eadc hai l\u00e0 ch\u00ednh n\u00f3: \u221a0 = -\u221a0 = 0.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d756ce0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d756ce0\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f46e222\" data-id=\"f46e222\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e010158 elementor-widget elementor-widget-heading\" data-id=\"e010158\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span style=\"font-weight:normal;\" id=\"docs-internal-guid-c37ac05b-7fff-af00-21bc-04a7b8fcc28c\"><span style=\"font-size: 20pt; font-family: Arial; color: rgb(0, 0, 0); background-color: transparent; font-weight: 700; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline;\">2, C\u00e1ch T\u00ednh L\u0169y Th\u1eeba V\u00e0 C\u0103n B\u1eadc N C\u1ee7a M\u1ed9t S\u1ed1 Trong Excel<\/span><\/span><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a9fd0f7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a9fd0f7\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f6618d7\" data-id=\"f6618d7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4b7f202 elementor-widget elementor-widget-text-editor\" data-id=\"4b7f202\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p><span id=\"docs-internal-guid-a97f9135-7fff-ce52-f8ff-2b12d70fc3f2\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\">T\u1eeb kh\u00e1i ni\u1ec7m to\u00e1n h\u1ecdc \u1edf tr\u00ean, \u0111\u1ec3 t\u00ednh c\u0103n b\u1eadc n v\u00e0 c\u0103n b\u1eadc 2 trong Excel, c\u1ea7n s\u1eed d\u1ee5ng to\u00e1n t\u1eed d\u1ea5u m\u0169 (^) thay cho d\u1ea5u c\u0103n trong Excel.<\/span><\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-75689b9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"75689b9\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e67ef9b\" data-id=\"e67ef9b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-35b0654 elementor-widget elementor-widget-heading\" data-id=\"35b0654\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span style=\"font-weight:normal;\" id=\"docs-internal-guid-a9ddd581-7fff-02bf-f2ad-646226ec8fa5\"><span style=\"font-size: 16pt; font-family: Arial; color: rgb(0, 0, 0); background-color: transparent; font-weight: 700; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline;\">2.1, C\u00e1ch T\u00ednh L\u0169y Th\u1eeba Trong Excel<\/span><\/span><\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1d8c2f9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1d8c2f9\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8f64bd4\" data-id=\"8f64bd4\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b24c944 elementor-widget elementor-widget-text-editor\" data-id=\"b24c944\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: bold; font-style: italic; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\">\u0110\u1ec3 t\u00ednh a m\u0169 b (a<\/span><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: bold; font-style: italic; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\"><span style=\"font-size: 0.6em; vertical-align: super;\">b<\/span><\/span><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: bold; font-style: italic; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\">) trong Excel, s\u1eed d\u1ee5ng c\u00fa ph\u00e1p =a^b<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3da0180 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3da0180\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5b6784c\" data-id=\"5b6784c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-67be240 elementor-widget elementor-widget-image\" data-id=\"67be240\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t<img src=\"https:\/\/hoctin.vn\/wp-content\/uploads\/2020\/11\/ham-binh-phuong-luy-thua-trong-excel.png\" title=\"ham-binh-phuong-luy-thua-trong-excel\" alt=\"H\u00e0m l\u0169y th\u1eeba v\u00e0 h\u00e0m b\u00ecnh ph\u01b0\u01a1ng trong Excel: \u0110\u1ec3 vi\u1ebft a m\u0169 b trong Excel: =a^b\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ea814bb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ea814bb\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fc62a0f\" data-id=\"fc62a0f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7a1ce2d elementor-widget elementor-widget-heading\" data-id=\"7a1ce2d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span style=\"font-weight:normal;\" id=\"docs-internal-guid-e916f8a2-7fff-84e5-52d0-b19550ddf8dc\"><span style=\"font-size: 16pt; font-family: Arial; color: rgb(0, 0, 0); background-color: transparent; font-weight: 700; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline;\">2.2, C\u00e1ch T\u00ednh C\u0103n B\u1eadc N C\u1ee7a M\u1ed9t S\u1ed1 Trong Excel<\/span><\/span><\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-eeac4ed elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"eeac4ed\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b887785\" data-id=\"b887785\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b4488fc elementor-widget elementor-widget-text-editor\" data-id=\"b4488fc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">Khai c\u0103n l\u00e0 ph\u00e9p to\u00e1n ng\u01b0\u1ee3c c\u1ee7a l\u0169y th\u1eeba.<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; color: #000000; font-family: Arial; font-size: 12pt; font-style: italic; font-weight: bold; white-space: pre-wrap;\">H\u00e0m c\u0103n b\u1eadc n trong Excel c\u1ee7a 1 s\u1ed1 m b\u1ea5t k\u1ef3: =m^(1\/n)<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f15fd9f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f15fd9f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b21857e\" data-id=\"b21857e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-18d348b elementor-widget elementor-widget-text-editor\" data-id=\"18d348b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">T\u01b0\u01a1ng t\u1ef1, c\u00f4ng th\u1ee9c t\u00ednh c\u0103n b\u1eadc 2 trong Excel c\u1ee7a 1 s\u1ed1 a b\u1ea5t k\u1ef3 l\u00e0 =a^(1\/2) ho\u1eb7c =a^0.5<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; color: #000000; font-family: Arial; font-size: 12pt; white-space: pre-wrap;\">C\u0103n b\u1eadc 3 trong Excel c\u1ee7a s\u1ed1 a l\u00e0: =a^(1\/3)<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ef3a8f9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ef3a8f9\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d066910\" data-id=\"d066910\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7cce288 elementor-widget elementor-widget-text-editor\" data-id=\"7cce288\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">V\u00ed d\u1ee5 t\u00ednh c\u0103n b\u1eadc 2 v\u00e0 b\u1eadc 3 c\u1ee7a c\u00e1c s\u1ed1 b\u1ea5t k\u1ef3:<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-327c4e6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"327c4e6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-815c897\" data-id=\"815c897\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f336ee8 elementor-align-left elementor-mobile-align-left elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"f336ee8\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><span id=\"docs-internal-guid-b315663d-7fff-a2af-2565-3de9b962e00d\"><span style=\"font-size: 12pt; font-family: Arial; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline;\">\u0110\u1ec3 t\u00ednh c\u0103n b\u1eadc 2 c\u1ee7a 9, vi\u1ebft =9^(1\/2)<\/span><\/span><br><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><span id=\"docs-internal-guid-9ec9ecf9-7fff-b6a0-f92f-69d47630b5d7\"><span style=\"font-size: 12pt; font-family: Arial; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline;\">\u0110\u1ec3 t\u00ednh c\u0103n b\u1eadc 3 c\u1ee7a 125, vi\u1ebft =125^(1\/3)<\/span><\/span><br><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><span><span style=\"font-size: 12pt; font-family: Arial; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline;\">\u0110\u1ec3 t\u00ednh c\u0103n b\u1eadc l\u1ebb c\u1ee7a 1 s\u1ed1 \u00e2m (v\u00ec s\u1ed1 \u00e2m kh\u00f4ng c\u00f3 c\u0103n b\u1eadc ch\u1eb5n nh\u01b0 c\u0103n b\u1eadc 2, c\u0103n b\u1eadc 4,...) th\u00ec b\u1ea1n c\u1ea7n l\u01b0u \u00fd c\u00f3 2 c\u00e1ch vi\u1ebft.<\/span><\/span><br><span><span style=\"font-size: 12pt; font-family: Arial; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline;\">V\u00ed d\u1ee5 \u0111\u1ec3 t\u00ednh c\u0103n b\u1eadc 3 c\u1ee7a -125, c\u00f4ng th\u1ee9c =(-125)^(1\/3) ho\u1eb7c =-125^(1\/3) \u0111\u1ec1u s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c.<\/span><\/span><br><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><span><span style=\"font-size: 12pt; font-family: Arial; color: rgb(0, 0, 0); background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline;\">Tuy nhi\u00ean, nh\u01b0 \u0111\u00e3 gi\u1edbi thi\u1ec7u \u1edf m\u1ee5c 1, v\u1ec1 c\u0103n b\u1eadc 2 trong to\u00e1n h\u1ecdc th\u00ec s\u1ed1 a kh\u00f4ng \u00e2m c\u00f3 hai c\u0103n b\u1eadc 2 l\u00e0 \u221aa v\u00e0 -\u221aa. Nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p b\u1ea1n mu\u1ed1n t\u00ednh -\u221aa m\u00e0 khi t\u00ednh c\u0103n b\u1eadc 2 trong Excel theo c\u00f4ng th\u1ee9c =a^(1\/2) kh\u00f4ng ra \u0111\u01b0\u1ee3c s\u1ed1 \u00e2m.<\/span><\/span><br><span style=\"background-color: transparent; color: rgb(0, 0, 0); font-family: Arial; font-size: 12pt; text-align: justify;\">B\u1ea1n t\u1ef1 \u0111\u1ed9ng th\u00eam d\u1ea5u \u00e2m (-) ra ph\u00eda tr\u01b0\u1edbc c\u00f4ng th\u1ee9c =-a^(1\/2), nh\u01b0ng Excel s\u1ebd kh\u00f4ng hi\u1ec3u theo c\u00e1ch m\u00e0 b\u1ea1n mu\u1ed1n m\u00e0 n\u00f3 s\u1ebd tr\u1ea3 v\u1ec1 l\u1ed7i #NUM! v\u00ec Excel hi\u1ec3u r\u1eb1ng b\u1ea1n mu\u1ed1n t\u00ednh c\u0103n b\u1eadc 2 c\u1ee7a -9.<\/span><br><span style=\"background-color: transparent; color: rgb(0, 0, 0); font-family: Arial; font-size: 12pt; text-align: justify;\">\u0110\u1ec3 t\u00ednh -\u221aa, l\u01b0u \u00fd v\u1ecb tr\u00ed c\u1ee7a d\u1ea5u ngo\u1eb7c \u0111\u1ec3 ch\u1ec9 th\u1ee9 t\u1ef1 \u01b0u ti\u00ean ph\u00e9p n\u00e0o \u0111\u01b0\u1ee3c t\u00ednh tr\u01b0\u1edbc, tr\u01b0\u1edbc khi th\u00eam d\u1ea5u -. C\u00f4ng th\u1ee9c \u0111\u00fang s\u1ebd l\u00e0 =-(a^(1\/2)).<\/span><span style=\"background-color: transparent; color: rgb(0, 0, 0); font-family: Arial; font-size: 12pt; text-align: justify;\"><br><\/span><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f659be2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f659be2\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-55640a9\" data-id=\"55640a9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7a48a1b elementor-widget elementor-widget-image\" data-id=\"7a48a1b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"466\" height=\"365\" src=\"https:\/\/hoctin.vn\/wp-content\/uploads\/2020\/11\/cach-tinh-can-bac-hai-ham-can-bac-n-trong-excel.png\" class=\"attachment-full size-full\" alt=\"C\u00e1ch T\u00ednh C\u0103n B\u1eadc N V\u00e0 C\u0103n B\u1eadc 2 C\u1ee7a M\u1ed9t S\u1ed1 Trong Excel\" loading=\"lazy\" srcset=\"https:\/\/hoctin.vn\/wp-content\/uploads\/2020\/11\/cach-tinh-can-bac-hai-ham-can-bac-n-trong-excel.png 466w, https:\/\/hoctin.vn\/wp-content\/uploads\/2020\/11\/cach-tinh-can-bac-hai-ham-can-bac-n-trong-excel-300x235.png 300w\" sizes=\"(max-width: 466px) 100vw, 466px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5683fe5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5683fe5\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9998537\" data-id=\"9998537\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-40a85d1 elementor-widget elementor-widget-heading\" data-id=\"40a85d1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span style=\"font-weight:normal;\" id=\"docs-internal-guid-7350fe93-7fff-bf6d-6859-86a75985635d\"><span style=\"font-size: 20pt; font-family: Arial; color: rgb(0, 0, 0); background-color: transparent; font-weight: 700; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline;\">3, H\u00e0m SQRT - H\u00e0m C\u0103n B\u1eadc 2 Trong Excel<\/span><\/span><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0e917ba elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0e917ba\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a94bcbc\" data-id=\"a94bcbc\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8b3c605 elementor-widget elementor-widget-text-editor\" data-id=\"8b3c605\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p dir=\"ltr\" style=\"line-height: 1.7999999999999998; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">M\u1ed9t c\u00e1ch t\u00ednh c\u0103n b\u1eadc 2 trong Excel kh\u00e1c c\u0169ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 h\u00e0m SQRT:<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: bold; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">=SQRT(number)<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">Trong \u0111\u00f3: number l\u00e0 m\u1ed9t s\u1ed1 th\u1ef1c l\u1edbn h\u01a1n ho\u1eb7c b\u1eb1ng 0 (c\u00f3 th\u1ec3 l\u00e0 gi\u00e1 tr\u1ecb, bi\u1ec3u th\u1ee9c ho\u1eb7c tham chi\u1ebfu \u00f4), b\u1eaft bu\u1ed9c c\u1ea7n \u0111i\u1ec1n \u0111\u1ec3 h\u00e0m SQRT t\u00ecm c\u0103n b\u1eadc hai c\u1ee7a n\u00f3.<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; color: #000000; font-family: Arial; font-size: 12pt; white-space: pre-wrap;\">Ha\u0300m SQRT s\u1ebd tra\u0309 v\u00ea\u0300 l\u00f4\u0303i #NUM! n\u00ea\u0301u nh\u01b0 number la\u0300 s\u00f4\u0301 \u00e2m.<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: transparent; color: #000000; font-family: Arial; font-size: 12pt; white-space: pre-wrap;\">\u00a0<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-940c1a1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"940c1a1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-134dd1a\" data-id=\"134dd1a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-20ed074 elementor-widget elementor-widget-text-editor\" data-id=\"20ed074\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: baseline; white-space: pre-wrap;\">Nh\u01b0 v\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y: ch\u1ec9 nh\u1eefng gi\u00e1 tr\u1ecb s\u1ed1, bi\u1ec3u th\u1ee9c ho\u1eb7c tham chi\u1ebfu \u00f4 c\u00f3 k\u1ebft qu\u1ea3 d\u01b0\u01a1ng th\u00ec h\u00e0m SQRT m\u1edbi tr\u1ea3 v\u1ec1 c\u0103n b\u1eadc 2 c\u1ee7a ch\u00fang, c\u00f2n c\u00e1c s\u1ed1 \u00e2m th\u00ec Excel s\u1ebd t\u1ef1 \u0111\u1ed9ng tr\u1ea3 v\u1ec1 l\u1ed7i #!NUM!:<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7c02d29 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7c02d29\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c9f41d2\" data-id=\"c9f41d2\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c96e32f elementor-widget elementor-widget-image\" data-id=\"c96e32f\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t<img src=\"https:\/\/hoctin.vn\/wp-content\/uploads\/2020\/11\/cach-su-dung-ham-SQRT-tinh-can-bac-2-trong-excel.png\" title=\"cach-su-dung-ham-SQRT-tinh-can-bac-2-trong-excel\" alt=\"C\u00e1ch S\u1eed D\u1ee5ng H\u00e0m SQRT - H\u00e0m C\u0103n B\u1eadc 2 Trong Excel\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-630f9f3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"630f9f3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5dd1dcc\" data-id=\"5dd1dcc\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-224f8c3 elementor-widget elementor-widget-text-editor\" data-id=\"224f8c3\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p dir=\"ltr\" style=\"line-height: 1.7999999999999998; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #980000; background-color: transparent; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">Nh\u01b0 v\u1eady, t\u1ed5ng h\u1ee3p c\u00e1ch t\u00ednh l\u0169y th\u1eeba, c\u0103n b\u1eadc n v\u00e0 c\u0103n b\u1eadc 2 trong Excel:<\/span><\/p><ul style=\"margin-top: 0; margin-bottom: 0;\"><li dir=\"ltr\" style=\"list-style-type: disc; font-size: 12pt; font-family: Arial; color: #980000; background-color: transparent; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;\"><p dir=\"ltr\" style=\"margin-top: 0pt; margin-bottom: 0pt; color: #7a7a7a; font-family: Roboto, sans-serif; font-size: 18px; font-style: normal; white-space: normal; line-height: 1.8;\"><span style=\"background-color: transparent; color: #980000; font-family: Arial; font-size: 12pt; font-style: italic; white-space: pre-wrap;\">\u0110\u1ec3 t\u00ednh l\u0169y th\u1eeba a m\u0169 b, s\u1eed d\u1ee5ng c\u00fa ph\u00e1p =a^b<\/span><\/p><\/li><li dir=\"ltr\" style=\"list-style-type: disc; font-size: 12pt; font-family: Arial; color: #980000; background-color: transparent; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;\"><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; margin-top: 0pt; margin-bottom: 0pt;\" role=\"presentation\"><span style=\"font-size: 12pt; font-family: Arial; color: #980000; background-color: transparent; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">T\u00ednh c\u0103n b\u1eadc n c\u1ee7a a, s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c t\u00ednh c\u0103n\u00a0 =a^(1\/n)<\/span><\/p><\/li><li dir=\"ltr\" style=\"list-style-type: disc; font-size: 12pt; font-family: Arial; color: #980000; background-color: transparent; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;\"><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; margin-top: 0pt; margin-bottom: 0pt;\" role=\"presentation\"><span style=\"font-size: 12pt; font-family: Arial; color: #980000; background-color: transparent; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">T\u00ednh c\u0103n b\u1eadc 2 c\u1ee7a s\u1ed1 kh\u00f4ng \u00e2m a, c\u00f4ng th\u1ee9c =a^(1\/2) ho\u1eb7c =SQRT(a)<\/span><\/p><\/li><\/ul>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0d5f92e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0d5f92e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e0b8039\" data-id=\"e0b8039\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a3c3fc9 elementor-widget elementor-widget-text-editor\" data-id=\"a3c3fc9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">Tr\u00ean \u0111\u00e2y l\u00e0 c\u00e1c c\u00e1ch t\u00ednh c\u0103n b\u1eadc n v\u00e0 c\u0103n b\u1eadc 2 trong Excel. Hi v\u1ecdng b\u00e0i vi\u1ebft c\u1ee7a hoctin.vn \u0111\u00e3 mang l\u1ea1i cho c\u00e1c b\u1ea1n c\u00e1c th\u00f4ng tin h\u1eefu \u00edch.<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">\u00a0<\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: Arial; color: #000000; background-color: transparent; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\"><b><i>\u0110\u00f3n \u0111\u1ecdc:<\/i><\/b><\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><a href=\"https:\/\/hoctin.vn\/cac-cach-tinh-tong-trong-excel\/\" target=\"_blank\" rel=\"noopener\"><b><i>6 C\u00e1ch T\u00ednh T\u1ed5ng Trong Excel<\/i><\/b><\/a><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"background-color: #ffffff;\"><b><i><a href=\"https:\/\/hoctin.vn\/ham-sumif-trong-excel\/\">H\u00e0m SUMIF<\/a><\/i><\/b><\/span><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><a style=\"background-color: #ffffff;\" href=\"https:\/\/hoctin.vn\/ham-sumifs-trong-excel\/\" target=\"_blank\" rel=\"noopener\"><b><i>H\u00e0m SUMIFS<\/i><\/b><\/a><\/p><p dir=\"ltr\" style=\"line-height: 1.7999999999999998; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><a href=\"https:\/\/hoctin.vn\/ham-sumproduct-trong-excel\/\" target=\"_blank\" rel=\"noopener\"><i><b>H\u00e0m SUMPRODUCT<\/b><\/i><\/a><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Khi s\u1eed d\u1ee5ng b\u1ea3ng t\u00ednh Excel, kh\u00f4ng ph\u1ea3i ng\u01b0\u1eddi d\u00f9ng n\u00e0o c\u0169ng \u0111\u00e3 t\u1eebng th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh l\u0169y th\u1eeba, khai c\u0103n v\u00ec ch\u00fang kh\u00f4ng th\u01b0\u1eddng xuy\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 c\u00e1c ph\u00e9p to\u00e1n c\u1ed9ng, tr\u1eeb, nh\u00e2n, chia. \u00a0 Trong b\u00e0i vi\u1ebft n\u00e0y, hoctin.vn s\u1ebd gi\u1edbi thi\u1ec7u c\u00e1ch t\u00ednh c\u0103n b\u1eadc b\u1ea5t k\u1ef3 v\u00e0 &#8230; <a title=\"C\u00e1ch T\u00ednh C\u0103n B\u1eadc N V\u00e0 C\u0103n B\u1eadc 2 Trong Excel\" class=\"read-more\" href=\"https:\/\/hoctin.vn\/tinh-can-bac-2-trong-excel\/\">Read more <span class=\"screen-reader-text\">C\u00e1ch T\u00ednh C\u0103n B\u1eadc N V\u00e0 C\u0103n B\u1eadc 2 Trong Excel<\/span><\/a><\/p>\n","protected":false},"author":3,"featured_media":1698,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[25],"tags":[68],"_links":{"self":[{"href":"https:\/\/hoctin.vn\/wp-json\/wp\/v2\/posts\/1697"}],"collection":[{"href":"https:\/\/hoctin.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hoctin.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hoctin.vn\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/hoctin.vn\/wp-json\/wp\/v2\/comments?post=1697"}],"version-history":[{"count":0,"href":"https:\/\/hoctin.vn\/wp-json\/wp\/v2\/posts\/1697\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hoctin.vn\/wp-json\/wp\/v2\/media\/1698"}],"wp:attachment":[{"href":"https:\/\/hoctin.vn\/wp-json\/wp\/v2\/media?parent=1697"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hoctin.vn\/wp-json\/wp\/v2\/categories?post=1697"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hoctin.vn\/wp-json\/wp\/v2\/tags?post=1697"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}