{"id":2449,"date":"2021-10-14T20:42:45","date_gmt":"2021-10-14T13:42:45","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=2449"},"modified":"2021-10-14T22:10:28","modified_gmt":"2021-10-14T15:10:28","slug":"hoc-toan-dieu-can-biet-ve-boi-chung-nho-nhat","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/hoc-toan-dieu-can-biet-ve-boi-chung-nho-nhat\/","title":{"rendered":"H\u1ecdc To\u00e1n : \u0110i\u00ea\u0300u c\u00e2\u0300n bi\u00ea\u0301t v\u00ea\u0300 b\u1ed9i chung nh\u1ecf nh\u1ea5t"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong ch\u01b0\u01a1ng tri\u0300nh Toa\u0301n 6, \u01b0\u1edbc chung, b\u1ed9i chung, \u01b0\u1edbc chung nh\u1ecf nh\u1ea5t, b\u1ed9i chung nh\u1ecf nh\u1ea5t,\u2026 l\u00e0 c\u00e1c <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n<\/a>. Kh\u00f4\u0301i l\u01b0\u01a1\u0323ng ki\u00ea\u0301n th\u01b0\u0301c na\u0300y khi\u00ea\u0301n kh\u00f4ng \u00edt b\u1ea1n <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc sinh<\/a> c\u1ea3m th\u1ea5y ng\u1ee3p, nh\u1ea7m l\u1eabn gi\u1eefa c\u00e1c kh\u00e1i ni\u1ec7m, d\u1ea1ng b\u00e0i t\u1eadp m\u1edbi n\u00e0y. Trong b\u00e0i vi\u1ebft sau, Vietlearn s\u1ebd b\u1eadt m\u00ed cho b\u1ea1n c\u00e1ch hi\u1ec3u kh\u00e1i ni\u1ec7m, gi\u1ea3i c\u00e1c b\u00e0i to\u00e1n v\u1ec1 b\u1ed9i chung nh\u1ecf nh\u1ea5t \u0111\u01a1n gi\u1ea3n, d\u1ec5 hi\u1ec3u nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00ea\u0301 na\u0300o la\u0300 b\u1ed9i chung nh\u1ecf nh\u1ea5t?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ed9i chung nh\u1ecf nh\u1ea5t l\u00e0 s\u1ed1 nh\u1ecf nh\u1ea5t kh\u00e1c 0 trong t\u1eadp h\u1ee3p c\u00e1c b\u1ed9i chung c\u1ee7a c\u00e1c s\u1ed1 \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00fd hi\u1ec7u: B\u1ed9i chung nh\u1ecf nh\u1ea5t c\u1ee7a c\u00e1c s\u1ed1 a, b, c l\u00e0 BCNN (a, b, c).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5: B\u1ed9i chung nh\u1ecf nh\u1ea5t c\u1ee7a 2, 4, 6 \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u l\u00e0 BCNN (2, 4, 6)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1ch t\u00ecm b\u1ed9i chung nh\u1ecf nh\u1ea5t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ca\u0301ch ti\u0300m BCNN<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5: T\u00ecm BCNN(6, 8, 15)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ta c\u00f3:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6 = 2 x 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">8 = 2^3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">15 = 3 x 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">=&gt; BCNN (6, 8, 15) = 2^3 x 3 x 5 = 120<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ecdc t\u1ed1t t\u1eeb l\u1edbp 6 \u2013 B\u01b0\u1edbc \u0111\u1ec7m \u0111\u1ec3 tr\u1ebb l\u1ea5y \u0111\u00e0 ch\u1ea1y t\u1edbi t\u01b0\u01a1ng lai<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c d\u1ea1ng b\u00e0i t\u1eadp v\u1ec1 BCNN<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ea1ng 1: T\u00ecm BCNN c\u1ee7a c\u00e1c s\u1ed1 cho tr\u01b0\u1edbc<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc t\u00ecm BCNN \u0111\u00e3 n\u00eau \u1edf tr\u00ean.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ti\u0300m BCNN c\u1ee7a c\u00e1c s\u1ed1 b\u1eb1ng c\u00e1ch nh\u00e2n s\u1ed1 l\u1edbn nh\u1ea5t l\u1ea7n l\u01b0\u1ee3t v\u1edbi 1, 2, 3,\u2026 cho \u0111\u1ebfn khi \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 chia h\u1ebft cho t\u1ea5t c\u1ea3 s\u1ed1 c\u00f2n l\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5: T\u00ecm BCNN( 4, 9)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ta c\u00f3:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 = 2^2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">18 = 2 x 3^2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">=&gt; BCNN (4, 9) = 2^2 x 3^2 = 36<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ea1ng 2: \u0110\u01b0a v\u1ec1 t\u00ecm BCNN c\u1ee7a 2 hay nhi\u1ec1u s\u1ed1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5: T\u00ecm a bi\u00ea\u0301t a la\u0300 s\u1ed1 t\u1ef1 nhi\u00ean nho\u0309 nh\u00e2\u0301t. Trong \u0111o\u0301 a # 0. a la\u0300 s\u00f4\u0301 chia h\u1ebft 12 v\u00e0 18.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ta c\u00f3:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>a chia h\u1ebft cho 12 v\u00e0 18<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">=&gt; a l\u00e0 BC (12, 18)<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>a l\u00e0 s\u1ed1 nh\u1ecf nh\u1ea5t, kh\u00e1c 0<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">=&gt; a l\u00e0 BCNN (12, 18) = 36<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ea1ng 3: T\u00ecm BCNN c\u1ee7a c\u00e1c s\u1ed1 th\u1ecfa m\u00e3n \u0111i\u1ec1u ki\u1ec7n cho tr\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Da\u0323ng 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5: <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">H\u1ecdc sinh<\/a> l\u1edbp 6A khi x\u1ebfp h\u00e0ng 4, h\u00e0ng 3, h\u00e0ng 6, h\u00e0ng 8 \u0111\u1ec1u \u0111\u1ee7 h\u00e0ng. S\u1ed1 <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc sinh<\/a> trong l\u1edbp kho\u1ea3ng t\u1eeb 30 \u0111\u1ebfn 60. T\u00ednh s\u1ed1 <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc sinh<\/a> l\u1edbp 6A.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ta c\u00f3:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Theo \u0111\u1ec1 b\u00e0i, s\u1ed1 <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc sinh<\/a> l\u1edbp 6A chia h\u1ebft cho 3, 4, 6, 8<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">=&gt; S\u1ed1 <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc sinh<\/a> l\u1edbp 6A l\u00e0 b\u00f4\u0323i chung (3, 4, 6, 8).<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>BCNN (3, 4, 6, 8) = 24<\/li><li>B(24) = {0, 24, 48, 72, 96,\u2026}<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c s\u1ed1 thu\u1ed9c B(24) ch\u1ec9 c\u00f3 48 l\u00e0 thu\u1ed9c kho\u1ea3ng 30 \u0111\u1ebfn 60. V\u1eady l\u1edbp 6A c\u00f3 48 h\u1ecdc sinh.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>T\u1ea3i b\u1ed9 t\u00e0i li\u1ec7u v\u00e0 \u0111\u1ec1 thi Full m\u00f4n h\u1ecdc tuy\u1ec7t hay (c\u00f3 l\u1eddi gi\u1ea3i chi ti\u1ebft)<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Ba\u0300i t\u00e2\u0323p v\u00e2\u0323n du\u0323ng<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba\u0300i 1: Ti\u0300m BCNN cu\u0309a ca\u0301c s\u00f4\u0301 sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a. 5 va\u0300 15<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b. 4 va\u0300 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c. 12 va\u0300 8<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d. 3 va\u0300 10<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">e. 12 va\u0300 25<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">g. 16 va\u0300 21<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110a\u0301p a\u0301n:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a. 5= 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">15 = 3 x 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BCNN (5, 15)= 3 x 5 = 15<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b. 4= 2^2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6= 2 x 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BCNN (4, 6)= 2^2 x 3 = 12<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c. 12= 2^2 x 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">8 = 2^3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BCNN (12, 8)= 2^3 x 3 = 24<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d. 3 = 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">10 = 2 x 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BCNN (3, 10) = 3 x 2 x 5= 30<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">e. 12 = 2^2 x 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">25 = 5^2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BCNN (12, 25) = 2^2 x 3 x 5^2 = 300<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">g. 16 = 2^4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">21 = 3 x 7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BCNN (16, 21)= 2^4 x 3 x 7 = 336<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba\u0300i 2: Ti\u0300m s\u00f4\u0301 t\u01b0\u0323 nhi\u00ean a nho\u0309 nh\u00e2\u0301t, kha\u0301c 0. Bi\u00ea\u0301t r\u0103\u0300ng: a chia h\u00ea\u0301t cho 12. a chia h\u00ea\u0301t 30.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u01a1\u0300i gia\u0309i:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u0300 a chia h\u00ea\u0301t cho 12 va\u0300 30 =&gt; a la\u0300 BC (12, 30)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A la\u0300 s\u00f4\u0301 t\u01b0\u0323 nhi\u00ean nho\u0309 nh\u00e2\u0301t =&gt; a la\u0300 BCNN (12, 30)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ta co\u0301:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">12 = 2^2 x 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">30 = 2 x 3 x 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BCNN ( 12, 30) = 2^2 x 3 x 5 = 60<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e2\u0323y a la\u0300 60.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba\u0300i 3: M\u00f4\u0323t l\u01a1\u0301p th\u00ea\u0309 du\u0323c khi ho\u0323c sinh x\u00ea\u0301p tha\u0300nh ca\u0301c ha\u0300ng 2, ha\u0300ng 5, ha\u0300ng 8 thi\u0300 v\u01b0\u0300a h\u00ea\u0301t. Bi\u00ea\u0301t r\u0103\u0300ng s\u00f4\u0301 ho\u0323c sinh cu\u0309a l\u01a1\u0301p i\u0301t h\u01a1n 50 em. Ho\u0309i l\u01a1\u0301p \u0111o\u0301 co\u0301 bao nhi\u00eau ho\u0323c sinh?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gia\u0309i:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi ho\u0323c sinh x\u00ea\u0301p ha\u0300ng 5, ha\u0300ng 2, ha\u0300ng 8 thi\u0300 v\u01b0\u0300a \u0111u\u0309 =&gt; S\u00f4\u0301 ho\u0323c sinh chia h\u00ea\u0301t 2, 5 va\u0300 8.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">=&gt; S\u00f4\u0301 ho\u0323c sinh la\u0300 BC (2, 5, 8)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2= 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5= 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">8= 2^3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BCNN (2, 5, 8)= 2^3 x 5 = 40<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BC (2, 5, 8) = { 0, 40, 80, 160,\u2026}<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a &lt; 50 =&gt; a = 40. Nh\u01b0 v\u00e2\u0323y, l\u01a1\u0301p \u0111o\u0301 co\u0301 40 em ho\u0323c sinh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e2u 5: Hai b\u1ea1n D\u01b0\u01a1ng v\u00e0 Ha\u0309i th\u01b0\u1eddng \u0111\u1ebfn th\u01b0 vi\u1ec7n \u0111\u1ecdc s\u00e1ch. Ba\u0323n D\u01b0\u01a1ng c\u1ee9 9 ng\u00e0y \u0111\u1ebfn th\u01b0 vi\u1ec7n 1 l\u1ea7n. Ba\u0323n H\u1ea3i c\u01b0\u0301 5 ng\u00e0y \u0111\u00ea\u0301n th\u01b0 vi\u00ea\u0323n 1 l\u1ea7n. L\u1ea7n \u0111\u1ea7u c\u1ea3 hai b\u1ea1n c\u00f9ng \u0111\u1ebfn th\u01b0 vi\u1ec7n v\u00e0o m\u1ed9t ng\u00e0y. H\u1ecfi \u00edt nh\u1ea5t bao nhi\u00eau ng\u00e0y th\u00ec hai b\u1ea1n c\u00f9ng \u0111\u1ebfn th\u01b0 vi\u1ec7n?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1eddi gi\u1ea3i:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">G\u1ecdi m l\u00e0 ng\u00e0y c\u1ea7n t\u00ecm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec s\u1ed1 ng\u00e0y \u00edt nh\u1ea5t n\u00ean m l\u00e0 BCNN c\u1ee7a 5 v\u00e0 9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ta c\u00f3: 5 = 5; 9 = 3^2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BCNN(5, 9) = 5 x 3^2 = 45<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady sau 45 ng\u00e0y th\u00ec hai b\u1ea1n c\u00f9ng nhau \u0111\u1ebfn th\u01b0 vi\u1ec7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kho t\u00e0i li\u1ec7u h\u1ecdc t\u1eadp Mi\u1ec5n Ph\u00ed \u2013 Vietlearn<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ca\u0301c ba\u0323n ho\u0323c sinh co\u0301 th\u00ea\u0309 luy\u00ea\u0323n t\u00e2\u0323p th\u00eam v\u01a1\u0301i ca\u0301c ba\u0300i t\u00e2\u0323p trong sa\u0301ch gia\u0301o khoa va\u0300 sa\u0301ch ba\u0300i t\u00e2\u0323p. Vietlearn hy vo\u0323ng ba\u0300i vi\u00ea\u0301t tr\u00ean giu\u0301p ca\u0301c ba\u0323n hi\u00ea\u0309u ro\u0303 ca\u0301c ki\u00ea\u0301n th\u01b0\u0301c va\u0300 da\u0323ng ba\u0300i v\u00ea\u0300 b\u00f4\u0323i chung nho\u0309 nh\u00e2\u0301t. Ha\u0303y ho\u0323c th\u00eam ca\u0301c ki\u00ea\u0301n th\u01b0\u0301c Toa\u0301n 6 cu\u0300ng Vietlearn trong ba\u0300i vi\u00ea\u0301t ti\u00ea\u0301p theo. Vietlearn lu\u00f4n \u0111\u00f4\u0300ng ha\u0300nh cu\u0300ng ca\u0301c ba\u0323n ho\u0323c sinh va\u0300 phu\u0323 huynh tr\u00ean ch\u0103\u0323ng \u0111\u01b0\u01a1\u0300ng chinh phu\u0323c ki\u00ea\u0301n th\u01b0\u0301c. Mo\u0323i th\u0103\u0301c m\u0103\u0301c li\u00ean h\u00ea\u0323 v\u01a1\u0301i Vietlearn \u0111\u00ea\u0309 \u0111\u01b0\u01a1\u0323c gia\u0309i \u0111a\u0301p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1eafm v\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 \u01af\u1edbc chung l\u1edbn nh\u1ea5t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u01af\u1edbc chung v\u00e0 b\u1ed9i chung \u2013 N\u1eafm v\u1eefng To\u00e1n 6<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"<p>Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn Trong ch\u01b0\u01a1ng tri\u0300nh Toa\u0301n 6, \u01b0\u1edbc chung, b\u1ed9i chung, \u01b0\u1edbc chung nh\u1ecf nh\u1ea5t, b\u1ed9i chung nh\u1ecf nh\u1ea5t,\u2026 l\u00e0 c\u00e1c ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n. Kh\u00f4\u0301i l\u01b0\u01a1\u0323ng ki\u00ea\u0301n th\u01b0\u0301c na\u0300y khi\u00ea\u0301n kh\u00f4ng \u00edt b\u1ea1n h\u1ecdc sinh c\u1ea3m th\u1ea5y ng\u1ee3p, nh\u1ea7m l\u1eabn gi\u1eefa c\u00e1c kh\u00e1i ni\u1ec7m, d\u1ea1ng b\u00e0i t\u1eadp m\u1edbi n\u00e0y. Trong [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[9],"tags":[],"class_list":["post-2449","post","type-post","status-publish","format-standard","hentry","category-toan-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/2449","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=2449"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/2449\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=2449"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=2449"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=2449"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}