{"id":2447,"date":"2021-10-14T20:42:29","date_gmt":"2021-10-14T13:42:29","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=2447"},"modified":"2022-02-21T19:49:27","modified_gmt":"2022-02-21T12:49:27","slug":"hoc-toan-lam-quen-voi-so-nguyen-am","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/hoc-toan-lam-quen-voi-so-nguyen-am\/","title":{"rendered":"H\u1ecdc To\u00e1n : L\u00e0m quen v\u1edbi s\u1ed1 nguy\u00ean \u00e2m"},"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\">S\u00f4\u0301 t\u01b0\u0323 nhi\u00ean, s\u00f4\u0301 nguy\u00ean, s\u00f4\u0301 th\u01b0\u0323c,\u2026 Co\u0301 r\u00e2\u0301t nhi\u00ea\u0300u ca\u0301c kha\u0301i ni\u00ea\u0323m v\u00ea\u0300 ca\u0301c con s\u00f4\u0301 chu\u0301ng ta c\u00e2\u0300n ph\u00e2n bi\u00ea\u0323t. \u01a0\u0309 ca\u0301c l\u01a1\u0301p d\u01b0\u01a1\u0301i, chu\u0301ng ta \u0111a\u0303 quen thu\u00f4\u0323c v\u01a1\u0301i kha\u0301i ni\u00ea\u0323m, ca\u0301c ba\u0300i t\u00e2\u0323p v\u00ea\u0300 s\u00f4\u0301 t\u01b0\u0323 nhi\u00ean. V\u01a1\u0301i ki\u00ea\u0301n th\u01b0\u0301c l\u01a1\u0301p 6, chu\u0301ng ta se\u0303 la\u0300m quen v\u01a1\u0301i m\u00f4\u0323t kha\u0301i ni\u00ea\u0323m s\u00f4\u0301 m\u01a1\u0301i. \u0110o\u0301 chi\u0301nh la\u0300 so\u0301 nguy\u00ean \u00e2m. V\u1eady s\u1ed1 nguy\u00ean \u00e2m l\u00e0 g\u00ec ch\u00fang ta s\u1ebd c\u00f9ng t\u00ecm hi\u1ec3u chi ti\u00ea\u0301t trong b\u00e0i h\u1ecdc h\u00f4m nay.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ed1 nguy\u00ean \u00e2m l\u00e0 g\u00ec?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong to\u00e1n h\u1ecdc, s\u1ed1 \u00e2m l\u00e0 m\u1ed9t s\u1ed1 th\u1ef1c nh\u1ecf h\u01a1n 0.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Theo kh\u00e1i ni\u1ec7m th\u00ec s\u1ed1 t\u1ef1 nhi\u00ean v\u1edbi d\u1ea5u tr\u1eeb \u0111\u1ee9ng tr\u01b0\u1edbc s\u1ebd \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 s\u1ed1 nguy\u00ean \u00e2m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u0301 du\u0323<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bi\u1ec3u di\u1ec5n tr\u00ean tr\u1ee5c s\u1ed1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ta bi\u1ec3u di\u1ec5n c\u00e1c s\u1ed1 nguy\u00ean \u00e2m tr\u00ean tia \u0111\u1ed1i c\u1ee7a tia s\u1ed1 v\u00e0 ghi c\u00e1c s\u1ed1 -1, -2, -3, \u2026 nh\u01b0 h\u00ecnh 1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00ecnh 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chi\u1ec1u t\u1eeb tr\u00e1i sang ph\u1ea3i g\u1ecdi l\u00e0 chi\u1ec1u d\u01b0\u01a1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chi\u1ec1u t\u1eeb ph\u1ea3i sang tr\u00e1i l\u00e0 chi\u1ec1u \u00e2m c\u1ee7a tr\u1ee5c s\u1ed1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1ch so s\u00e1nh 2 s\u1ed1 nguy\u00ean \u00e2m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ca\u0301ch so sa\u0301nh 2 s\u00f4\u0301 nguy\u00ean \u00e2m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5: So s\u00e1nh c\u00e1c s\u1ed1 sau: 5 v\u00e0 -8, -6 v\u00e0 -10, -156 v\u00e0 -125.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e1p \u00e1n:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5 &gt; -8.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">-6 &gt; -10.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">-156&lt; -125<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ghe\u0301 qua blog Vietlearn tham kha\u0309o ca\u0301c bi\u0301 quy\u00ea\u0301t ho\u0323c Toa\u0301n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1ch l\u00e0m ph\u00e9p c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B1: Ti\u0300m ca\u0301c gia\u0301 tri\u0323 tuy\u00ea\u0323t \u0111\u00f4\u0301i ca\u0301c s\u00f4\u0301<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B2: C\u00f4\u0323ng ca\u0301c gia\u0301 tri\u0323 tuy\u00ea\u0323t \u0111\u00f4\u0301i<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B3: \u0110a\u0323t d\u00e2\u0301u \u201c-\u201d tr\u01b0\u01a1\u0301c k\u00ea\u0301t qua\u0309<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5: Th\u1ef1c hi\u1ec7n ph\u00e9p t\u00ednh:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">-2 + (-15) = -(|\u22122| + |\u221215|) = -(2 + 15) = -17<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">-11 + (-9) = -(|-11| + |-9|) = -(11 + 9) = -20<\/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\">B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i 1: \u0110\u1ecdc s\u1ed1 ch\u1ec9 c\u1ee7a nhi\u1ec7t k\u1ebf trong h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e1p \u00e1n<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00ecnh 1 : \u00e2m 20 \u0111\u1ed9 C<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00ecnh 2 : 10 \u0111\u1ed9 C<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i 2: \u0110i\u1ec1n c\u00e1c s\u1ed1 1, -3, -1, 2, -2 v\u00e0o tr\u1ee5c s\u1ed1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e1p \u00e1n:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vietlearn tin r\u0103\u0300ng sau ba\u0300i vi\u00ea\u0301t na\u0300y s\u00f4\u0301 nguy\u00ean \u00e2m kh\u00f4ng h\u00ea\u0300 kho\u0301 hi\u00ea\u0309u pha\u0309i kh\u00f4ng na\u0300o? Ha\u0303y cu\u0300ng Vietlearn chinh phu\u0323c ca\u0301c ki\u00ea\u0301n th\u01b0\u0301c Toa\u0301n kho\u0301 nh\u0103\u0300n trong ca\u0301c ba\u0300i vi\u00ea\u0301t ti\u00ea\u0301p theo ngay th\u00f4i na\u0300o. Ca\u0301c ki\u00ea\u0301n th\u01b0\u0301c Toa\u0301n ho\u0323c thu\u0301 vi\u0323 \u0111ang ch\u01a1\u0300 \u0111o\u0301n chu\u0301ng ta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bi\u0301 quy\u00ea\u0301t ho\u0323c gio\u0309i Toa\u0301n<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kho t\u00e0i li\u1ec7u <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc t\u1eadp<\/a> Mi\u1ec5n Ph\u00ed \u2013 Vietlearn<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Toa\u0301n la\u0300 m\u00f4n ho\u0323c khi\u00ea\u0301n nhi\u00ea\u0300u ba\u0323n ho\u0323c sinh lo s\u01a1\u0323. Ca\u0301c ki\u00ea\u0301n th\u01b0\u0301c Toa\u0301n \u0111o\u0300i ho\u0309i s\u01b0\u0323 t\u00e2\u0323p trung va\u0300 t\u01b0 duy l\u01a1\u0301n. Vietlearn th\u00e2\u0301u hi\u00ea\u0309u \u0111\u01b0\u01a1\u0323c nh\u01b0\u0303ng kho\u0301 kh\u0103n, n\u00f4\u0303i kh\u00f4\u0309 \u0111o\u0301. Vietlearn ma\u0301ch cho ba\u0323n m\u00f4\u0323t va\u0300i bi\u0301 quy\u00ea\u0301t nho\u0309 giu\u0301p m\u00f4n Toa\u0301n d\u00ea\u0303 da\u0300ng h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chu\u0301 t\u00e2m nghe th\u00e2\u0300y c\u00f4 gia\u0309ng ba\u0300i. Nghe gia\u0309ng se\u0303 giu\u0301p ba\u0323n hi\u00ea\u0309u ba\u0300i nhanh va\u0300 s\u00e2u h\u01a1n. Vi\u00ea\u0323c ho\u0309i ca\u0301c th\u00e2\u0300y c\u00f4 ca\u0301c th\u0103\u0301c m\u0103\u0301c cu\u0309a ca\u0301c ba\u0323n ngay lu\u0301c ho\u0323c se\u0303 giu\u0301p ba\u0323n la\u0300m ba\u0300i t\u00f4\u0301t h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u0103\u0301m ch\u0103\u0301c ca\u0301c ki\u00ea\u0301n th\u01b0\u0301c c\u01a1 ba\u0309n trong ch\u01b0\u01a1ng tri\u0300nh ho\u0323c. M\u00f4\u0323t n\u00ea\u0300n ta\u0309ng v\u01b0\u0303ng ch\u0103\u0301c la\u0300 c\u01a1 s\u01a1\u0309 \u0111\u00ea\u0309 ba\u0323n ho\u0323c t\u00f4\u0301t va\u0300 ho\u0323c gio\u0309i m\u00f4n Toa\u0301n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u01b0\u0323 gia\u0309i tha\u0300nh tha\u0323o ca\u0301c ba\u0300i t\u00e2\u0323p trong sa\u0301ch gia\u0301o khoa. Tr\u01b0\u01a1\u0301c khi la\u0300m ba\u0300i kho\u0301, ha\u0303y tha\u0300nh tha\u0323o ca\u0301c ba\u0300i toa\u0301n d\u00ea\u0303, c\u01a1 ba\u0309n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng ho\u0323c d\u00f4\u0300n. Ho\u0323c va\u0300 luy\u00ea\u0323n t\u00e2\u0323p co\u0301 k\u00ea\u0301 hoa\u0323ch, chi\u00ea\u0301n l\u01b0\u01a1\u0323c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ho\u0323c nho\u0301m cu\u0300ng ba\u0323n. N\u00ea\u0301u nh\u01b0 ba\u0323n nga\u0323i giao ti\u00ea\u0301p v\u01a1\u0301i th\u00e2\u0300y c\u00f4, ho\u0323c cu\u0300ng ba\u0323n be\u0300 la\u0300 gia\u0309i pha\u0301p hi\u00ea\u0323u qua\u0309. Ho\u0323c nho\u0301m co\u0301 th\u00ea\u0309 ki\u0301ch thi\u0301ch tinh th\u00e2\u0300n ho\u0323c t\u00e2\u0323p \u01a1\u0309 m\u00f4\u0303i ca\u0301 nh\u00e2n. \u0110\u00f4\u0300ng th\u01a1\u0300i \u0111\u00e2y la\u0300 c\u01a1 h\u00f4\u0323i g\u0103\u0301n k\u00ea\u0301t ti\u0300nh ba\u0323n. Se\u0303 th\u00e2\u0323t tuy\u00ea\u0323t v\u01a1\u0300i khi cu\u0300ng nhau ho\u0323c gio\u0309i n\u00ean pha\u0309i kh\u00f4ng na\u0300o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f4n Toa\u0301n kh\u00f4ng th\u01b0\u0323c s\u01b0\u0323 kho\u0301 kh\u0103n nh\u01b0 ba\u0323n nghi\u0303 \u0111\u00e2u. Ha\u0303y cho ba\u0309n th\u00e2n th\u00eam c\u01a1 h\u00f4\u0323i y\u00eau m\u00f4n Toa\u0301n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f4\u0301i v\u01a1\u0301i nh\u01b0\u0303ng ba\u0323n \u0111a\u0303 ho\u0323c t\u00f4\u0301t va\u0300 mu\u00f4\u0301n n\u00e2ng cao tri\u0300nh \u0111\u00f4\u0323, ca\u0301c ba\u0323n co\u0301 th\u00ea\u0309 ti\u0300m ca\u0301c sa\u0301ch b\u00f4\u0309 tr\u01a1\u0323, sa\u0301ch n\u00e2ng cao. Gia\u0309i pha\u0301p chung co\u0301 th\u00ea\u0309 \u0111a\u0301p \u01b0\u0301ng \u0111\u01b0\u01a1\u0323c t\u00e2\u0301t ca\u0309 nhu c\u00e2\u0300u cu\u0309a ca\u0301c ba\u0323n \u0111o\u0301 la\u0300 kho\u0301a ho\u0323c tr\u01b0\u0323c tuy\u00ea\u0301n m\u00f4n Toa\u0301n Vietlearn. Kho\u0301a ho\u0323c na\u0300y co\u0301 th\u00ea\u0309 cung c\u00e2\u0301p cho ca\u0301c ba\u0323n ho\u0323c sinh t\u01b0\u0300 c\u0103n ba\u0309n \u0111\u00ea\u0301n n\u00e2ng cao. Ca\u0301c kho\u0301a ho\u0323c kh\u00f4ng chi\u0309 \u0111\u01b0\u01a1\u0323c thi\u00ea\u0301t k\u00ea\u0301 da\u0300nh ri\u00eang cho t\u01b0\u0300 l\u01a1\u0301p nh\u01b0: l\u01a1\u0301p 1, l\u01a1\u0301p 2, l\u01a1\u0301p 3, \u0111\u00ea\u0301n l\u01a1\u0301p 12. Kho\u0301a ho\u0323c co\u0300n \u0111\u01b0\u01a1\u0323c thi\u00ea\u0301t k\u00ea\u0301 theo h\u01b0\u01a1\u0301ng ca\u0301 nh\u00e2n ho\u0301a. D\u01b0\u0323a tr\u00ean ca\u0301c ph\u00e2n ti\u0301ch \u0111a\u0301nh gia\u0301 k\u00ea\u0301t qua\u0309 ho\u0323c t\u00e2\u0323p ca\u0301 nh\u00e2n, \u01b0u \u0111i\u00ea\u0309m va\u0300 ha\u0323n ch\u00ea\u0301 x\u00e2y d\u01b0\u0323ng l\u00f4\u0323 tri\u0300nh phu\u0300 h\u01a1\u0323p v\u01a1\u0301i t\u01b0\u0300ng ho\u0323c vi\u00ean. Vietlearn t\u01b0\u0323 tin se\u0303 giu\u0301p ba\u0323n v\u01b0\u01a1\u0323t qua n\u00f4\u0303i s\u01a1\u0323, b\u01b0\u0301t pha\u0301 m\u00f4n Toa\u0301n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110o\u0323c th\u00eam:<\/p>\n\n\n\n\n\n<div style=\"display:none\">\ns\u1ed1 nguy\u00ean \u00e2m\t<br>\nl\u00e0m quen v\u1edbi s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u1ed5ng c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t c\u00f3 hai ch\u1eef s\u1ed1v\u1edbi s\u1ed1 nguy\u00ean d\u01b0\u01a1ng nh\u1ecf nh\u1ea5t c\u00f3 m\u1ed9t ch\u1eef s\u1ed1 l\u00e0\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t\t<br>\ns\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd m\u1ea1ch khu\u1ebfch \u0111\u1ea1i \u00e2m thanh\t<br>\ns\u1ed1 0 c\u00f3 ph\u1ea3i l\u00e0 s\u1ed1 nguy\u00ean \u00e2m hay d\u01b0\u01a1ng\t<br>\ns\u1ed1 nguy\u00ean kh\u00f4ng \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 2 ch\u1eef s\u1ed1\t<br>\ns\u1ed1 nguy\u00ean \u00e2m v\u00e0 t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 nguy\u00ean\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 2 ch\u1eef s\u1ed1 chia h\u1ebft cho 3\t<br>\nl\u0169y th\u1eeba v\u1edbi s\u1ed1 m\u0169 nguy\u00ean \u00e2m\t<br>\nt\u1eadp h\u1ee3p c\u00e1c s\u1ed1 nguy\u00ean \u00e2m c\u00f3 3 ch\u1eef s\u1ed1 nh\u1ecf h\u01a1n-100 c\u00f3 ph\u1ea7n t\u1eed.\t<br>\ns\u1ed1 nguy\u00ean t\u1ed1 c\u00f3 \u00e2m kh\u00f4ng\t<br>\nt\u1eadp h\u1ee3p c\u00e1c \u01b0\u1edbc c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m 10 l\u00e0\t<br>\nc\u1ed9ng tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t l\u00e0 s\u1ed1 n\u00e0o\t<br>\nt\u1eadp x\u00e1c \u0111\u1ecbnh c\u1ee7a h\u00e0m s\u1ed1 m\u0169 nguy\u00ean \u00e2m\t<br>\ns\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd h\u1ec7 th\u1ed1ng \u00e2m thanh\t<br>\ns\u1ed1 \u00e2m c\u00f3 ph\u1ea3i l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t\t<br>\ns\u1ed1 m\u0169 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean t\u1ed1 \u00e2m\t<br>\nso nguyen am lon nhat nho hon -25\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u00e0 g\u00ec\t<br>\ngi\u00e1o \u00e1n l\u00e0m quen v\u1edbi s\u1ed1 nguy\u00ean \u00e2m\t<br>\nlam quen voi so nguyen am\t<br>\ns\u1ed1 0 l\u00e0 nguy\u00ean \u00e2m hay nguy\u00ean d\u01b0\u01a1ng\t<br>\nlam quen voi so nguyen am toan 6\t<br>\nso nguyen am lon nhat\t<br>\ns\u1ed1 nguy\u00ean \u00e2m d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec\t<br>\nso nguyen am nho nhat co 2 chu so chia het cho 3\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t c\u00f3 2 ch\u1eef s\u1ed1\t<br>\ns\u1ed1 \u00e2m c\u00f3 ph\u1ea3i s\u1ed1 nguy\u00ean t\u1ed1 kh\u00f4ng\t<br>\nb\u00e0i gi\u1ea3ng l\u00e0m quen v\u1edbi s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 \u00e2m c\u00f3 ph\u1ea3i s\u1ed1 nguy\u00ean kh\u00f4ng\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u00e0\t<br>\nc\u00e1c s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00e1ch t\u00ednh s\u1ed1 nguy\u00ean \u00e2m\t<br>\nvi\u1ebft 3 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng v\u00e0 3 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 0 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m hay nguy\u00ean d\u01b0\u01a1ng\t<br>\nto\u00e1n l\u1edbp 6 s\u1ed1 nguy\u00ean \u00e2m\t<br>\n0 c\u00f3 ph\u1ea3i l\u00e0 s\u1ed1 nguy\u00ean \u00e2m kh\u00f4ng\t<br>\ns\u1ed1 nguy\u00ean \u00e2m v\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng\t<br>\ns\u01a1 \u0111\u1ed3 h\u00ecnh thang nguy\u00ean \u00e2m ti\u1ebfng vi\u1ec7t\t<br>\ns\u1ed1 nguy\u00ean \u00e2m c\u00f3 hai ch\u1eef s\u1ed1 nh\u1ecf nh\u1ea5t l\u00e0\t<br>\nvi\u1ebft s\u1ed1 nguy\u00ean \u00e2m bi\u1ec3u th\u1ecb c\u00e1c t\u00ecnh hu\u1ed1ng sau\t<br>\ns\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd m\u00e1y h\u00fat \u1ea9m\t<br>\ns\u1ed1 nguy\u00ean kh\u00f4ng \u00e2m c\u00f3 s\u1ed1 0 kh\u00f4ng\t<br>\ns\u1ed1 0 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m hay s\u1ed1 nguy\u00ean d\u01b0\u01a1ng\t<br>\nt\u1eadp h\u1ee3p c\u00e1c s\u1ed1 nguy\u00ean \u00e2m k\u00ed hi\u1ec7u l\u00e0 g\u00ec\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 m\u1ed9t ch\u1eef s\u1ed1 l\u00e0\t<br>\nso nguyen am nho nhat co 3 chu so\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u00e0 s\u1ed1 g\u00ec\t<br>\nnguy\u00ean \u00e2m trong th\u1ea7n s\u1ed1 h\u1ecdc\t<br>\nth\u1ebf n\u00e0o l\u00e0 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nnguy\u00ean t\u1eafc ghi s\u1ed1 \u00e2m trong k\u1ebf to\u00e1n\t<br>\nso s\u00e1nh nguy\u00ean \u00e2m trong ti\u1ebfng anh v\u00e0 ti\u1ebfng vi\u1ec7t\t<br>\nquy t\u1eafc c\u1ed9ng 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 0 c\u00f3 ph\u1ea3i l\u00e0 s\u1ed1 nguy\u00ean \u00e2m kh\u00f4ng\t<br>\ns\u1ed1 nguy\u00ean kh\u00f4ng \u00e2m l\u00e0 g\u00ec\t<br>\nnh\u00e2n chia s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 n\u00e0o l\u00e0 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u1ed5ng c\u1ee7a hai s\u1ed1 nguy\u00ean \u00e2m l\u00e0\t<br>\nph\u00e9p tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00e1ch tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean t\u1ed1 c\u00f3 s\u1ed1 \u00e2m kh\u00f4ng\t<br>\nl\u00e0m quen s\u1ed1 nguy\u00ean \u00e2m\t<br>\nnguy\u00ean t\u1eafc gi\u1eef \u1ea5m cho tr\u1ebb s\u01a1 sinh\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u1edbp 6\t<br>\n\u01b0\u1edbc c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u1ed9ng tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m nguy\u00ean d\u01b0\u01a1ng\t<br>\ntoan lop 6 bai lam quen voi so nguyen am\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t l\u00e0 bao nhi\u00eau\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 3 ch\u1eef s\u1ed1\t<br>\nt\u00ecm s\u1ed1 nghi\u1ec7m nguy\u00ean kh\u00f4ng \u00e2m c\u1ee7a ph\u01b0\u01a1ng tr\u00ecnh x1+x2+x3+x4=20\t<br>\nc\u00e1ch c\u1ed9ng s\u1ed1 nguy\u00ean \u00e2m\t<br>\ntr\u1eeb 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ntr\u1eeb hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u00e0 nh\u1eefng s\u1ed1 n\u00e0o\t<br>\nvi\u1ebft ba s\u1ed1 nguy\u00ean d\u01b0\u01a1ng v\u00e0 ba s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso nguyen am nho nhat co 1 chu so\t<br>\nt\u1eadp x\u00e1c \u0111\u1ecbnh h\u00e0m s\u1ed1 m\u0169 nguy\u00ean \u00e2m\t<br>\nso s\u00e1nh nguy\u00ean \u00e2m v\u00e0 ph\u1ee5 \u00e2m\t<br>\n\u1ed5ng c\u1ee7a s\u1ed1 nguy\u00ean d\u01b0\u01a1ng l\u1edbn nh\u1ea5t c\u00f3 hai ch\u1eef s\u1ed1v\u1edbi s\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 ba ch\u1eef s\u1ed1 l\u00e0\t<br>\nc\u00e1ch nh\u00e2n s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u00e0 s\u1ed1 nh\u01b0 th\u1ebf n\u00e0o\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t l\u00e0 -1 \u0111\u00fang hay sai\t<br>\n0 c\u00f3 ph\u1ea3i s\u1ed1 nguy\u00ean \u00e2m kh\u00f4ng\t<br>\nso nguyen am\t<br>\nph\u00e9p c\u1ed9ng s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso s\u00e1nh s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t c\u00f3 hai ch\u1eef s\u1ed1 l\u00e0\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u00e0 j\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t chia h\u1ebft cho 3\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t l\u00e0\t<br>\ns\u1ed1 ph\u1ea7n t\u1eed c\u1ee7a t\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean \u00e2m l\u00e0\t<br>\nc\u00f3 s\u1ed1 nguy\u00ean t\u1ed1 \u00e2m kh\u00f4ng\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t l\u00e0\t<br>\ntrong c\u00e1c s\u1ed1 sau s\u1ed1 n\u00e0o l\u00e0 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso s\u00e1nh hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\nb\u1ea3ng s\u1ed1 nguy\u00ean \u00e2m\t<br>\nl\u0169y th\u1eeba v\u1edbi s\u1ed1 m\u0169 nguy\u00ean \u00e2m l\u1edbp 7\t<br>\nquy t\u1eafc nh\u00e2n 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ngi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean a c\u00f3 th\u1ec3 l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng s\u1ed1 nguy\u00ean \u00e2m s\u1ed1 0\t<br>\nt\u1eadp x\u00e1c \u0111\u1ecbnh c\u1ee7a h\u00e0m s\u1ed1 nguy\u00ean \u00e2m\t<br>\n0 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m hay nguy\u00ean d\u01b0\u01a1ng\t<br>\nc\u00e1ch c\u1ed9ng tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00e1ch t\u00ednh c\u1ed9ng tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m\t<br>\n0 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m hay d\u01b0\u01a1ng\t<br>\ntim so nghiem nguyen khong am\t<br>\ntr\u1eeb s\u1ed1 nguy\u00ean \u00e2m\t<br>\nm\u1ed9t s\u1ed1 nguy\u00ean t\u1eafc ph\u00e1t \u00e2m c\u1ee7a nguy\u00ean \u00e2m v\u00e0 ph\u1ee5 \u00e2m (ph\u1ea7n 2)\t<br>\nso nguyen am lon nhat co 2 chu so\t<br>\nquy t\u1eafc c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 \u0111\u1ed1i c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean \u00e2m l\u00e0 g\u00ec\t<br>\ns\u1ed1 nguy\u00ean \u00e2m c\u00f3 s\u1ed1 0 kh\u00f4ng\t<br>\nt\u00ecm s\u1ed1 nghi\u1ec7m nguy\u00ean kh\u00f4ng \u00e2m c\u1ee7a ph\u01b0\u01a1ng tr\u00ecnh\t<br>\ns\u1ed1 0 l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng hay nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean c\u00f3 \u00e2m kh\u00f4ng\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 m\u1ed9t ch\u1eef s\u1ed1\t<br>\n0 l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng hay \u00e2m\t<br>\nph\u00e9p nh\u00e2n s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u1eadp x\u00e1c \u0111\u1ecbnh s\u1ed1 m\u0169 nguy\u00ean \u00e2m\t<br>\nnh\u00e2n 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nnh\u00e2n hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00e1ch chia s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00e1ch tr\u1eeb 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 2 ch\u1eef s\u1ed1 chia h\u1ebft cho 5\t<br>\ns\u1ed1 nguy\u00ean \u00e2m k\u00ed hi\u1ec7u l\u00e0 g\u00ec\t<br>\nt\u1ed5ng c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t v\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng nh\u1ecf nh\u1ea5t c\u00f3 gi\u00e1 tr\u1ecb l\u00e0\t<br>\nl\u0169y th\u1eeba c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso nguyen am lop 6\t<br>\nt\u00edch c\u1ee7a hai s\u1ed1 nguy\u00ean \u00e2m l\u00e0 s\u1ed1 th\u1ebf n\u00e0o\t<br>\ns\u1ed1 0 l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng hay s\u1ed1 nguy\u00ean \u00e2m\t<br>\ngiao an lam quen voi so nguyen am\t<br>\nt\u00ecm s\u1ed1 nghi\u1ec7m nguy\u00ean kh\u00f4ng \u00e2m c\u1ee7a ph\u01b0\u01a1ng tr\u00ecnh x1+ x2 + x3 + x4 = 20\t<br>\ns\u1ed1 nguy\u00ean d\u01b0\u01a1ng tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m\t<br>\nb\u00e0i t\u1eadp to\u00e1n 6 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u00edch m\u1ed9t s\u1ed1 ch\u1eb5n c\u00e1c th\u1eeba s\u1ed1 nguy\u00ean \u00e2m c\u00f3 d\u1ea5u g\u00ec\t<br>\nmu\u1ed1n c\u1ed9ng 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nv\u00ed d\u1ee5 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u1eadp h\u1ee3p c\u00e1c s\u1ed1 nguy\u00ean \u00e2m l\u1edbp 6\t<br>\nl\u1eadp ph\u01b0\u01a1ng c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean \u00e2m kh\u00e1c 0 l\u00e0\t<br>\nmu\u1ed1n tr\u1eeb 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean k \u00e2m\t<br>\nbang so nguyen am\t<br>\nt\u1eadp h\u1ee3p c\u00e1c s\u1ed1 nguy\u00ean \u00e2m g\u1ed3m\t<br>\nc\u1ed9ng s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00e1ch t\u00ecm \u01b0\u1edbc c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso nguyen am nho nhat co hai chu so khac nhau\t<br>\ns\u1ed1 nguy\u00ean d\u01b0\u01a1ng v\u00e0 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nb\u00e0i t\u1eadp v\u1ec1 s\u1ed1 nguy\u00ean \u00e2m l\u1edbp 6\t<br>\nto\u00e1n l\u1edbp 6 b\u00e0i 1 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 kh\u00f4ng l\u00e0 s\u1ed1 nguy\u00ean \u00e2m hay nguy\u00ean d\u01b0\u01a1ng\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t l\u00e0 g\u00ec\t<br>\ns\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd l\u00e0m vi\u1ec7c c\u1ee7a m\u00e1y t\u0103ng \u00e2m\t<br>\nso nguyen am nho nhat co 2 chu so chia het cho 5\t<br>\nc\u00e1ch so s\u00e1nh hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u00ecm s\u1ed1 nghi\u1ec7m nguy\u00ean kh\u00f4ng \u00e2m\t<br>\nso nguyen am lon nhat co hai chu so khac nhau la\t<br>\nl\u00e0m quen s\u1ed1 nguy\u00ean \u00e2m violet\t<br>\ns\u1ed1 nguy\u00ean c\u00f3 \u00e2m ko\t<br>\nquy t\u1eafc c\u1ed9ng tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m\t<br>\nquy t\u1eafc s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u00edch c\u1ee7a 2 s\u1ed1 nguy\u00ean \u00e2m l\u00e0 g\u00ec\t<br>\nt\u1ed5ng c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t c\u00f3 hai ch\u1eef s\u1ed1 v\u1edbi s\u1ed1 nguy\u00ean d\u01b0\u01a1ng nh\u1ecf nh\u1ea5t c\u00f3 m\u1ed9t ch\u1eef s\u1ed1 l\u00e0\t<br>\nt\u1eadp h\u1ee3p c\u00e1c s\u1ed1 nguy\u00ean \u00e2m\t<br>\nnhung bai toan ve so nguyen am lop 6\t<br>\nvi\u1ebft h\u00e0m \u0111\u1ed5i m\u1ed9t s\u1ed1 nguy\u00ean kh\u00f4ng \u00e2m th\u00e0nh x\u00e2u nh\u1ecb ph\u00e2n\t<br>\nc\u01a1 s\u1edf \u00e2m h\u1ecdc ki\u1ebfn tr\u00fac nguy\u1ec5n ng\u1ecdc gi\u1ea3\t<br>\nso s\u00e1nh nguy\u00ean \u00e2m v\u00e0 ph\u1ee5 \u00e2m trong ti\u1ebfng vi\u1ec7t\t<br>\nc\u00e1ch c\u1ed9ng 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nl\u00e0m quen v\u1edbi s\u1ed1 nguy\u00ean \u00e2m s\u00e1ch b\u00e0i t\u1eadp\t<br>\nquy t\u1eafc c\u1ed9ng tr\u1eeb nh\u00e2n chia s\u1ed1 nguy\u00ean \u00e2m\t<br>\nl\u0169y th\u1eeba c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean \u00e2m\t<br>\nm\u1ed9t s\u1ed1 nguy\u00ean t\u1eafc ph\u00e1t \u00e2m c\u1ee7a nguy\u00ean \u00e2m v\u00e0 ph\u1ee5 \u00e2m\t<br>\nc\u1ee7a hai s\u1ed1 nguy\u00ean \u00e2m l\u00e0\t<br>\nph\u1ea7n nguy\u00ean c\u1ee7a s\u1ed1 \u00e2m\t<br>\nc\u00e1ch c\u1ed9ng s\u1ed1 nguy\u00ean \u00e2m v\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng\t<br>\nn\u1ebfu a v\u00e0 b l\u00e0 hai s\u1ed1 nguy\u00ean \u00e2m th\u00ec\t<br>\nc\u00f4ng th\u1ee9c t\u00ednh s\u1ed1 nguy\u00ean \u00e2m\t<br>\nmu\u1ed1n c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m ta l\u00e0m sao\t<br>\nnh\u00e2n s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00f3 bao nhi\u00eau gi\u00e1 tr\u1ecb nguy\u00ean \u00e2m c\u1ee7a tham s\u1ed1 m\t<br>\ns\u1ed1 0 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m c\u1ed9ng s\u1ed1 nguy\u00ean d\u01b0\u01a1ng\t<br>\nc\u00e1ch c\u1ed9ng tr\u1eeb hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\n5 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nkhi n\u00e0o ng\u01b0\u1eddi ta d\u00f9ng s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso s\u00e1nh 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00e1ch nh\u00e2n hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t l\u00e0 bao nhi\u00eau\t<br>\nt\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean \u00e2m\t<br>\ntoan 6 lam quen voi so nguyen am\t<br>\nbieu dien so nguyen am\t<br>\nl\u00e0m quen v\u1edbi s\u1ed1 nguy\u00ean \u00e2m violet\t<br>\nb\u00e0i t\u1eadp c\u1ed9ng tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m l\u1edbp 6\t<br>\nso s\u00e1nh h\u1ec7 th\u1ed1ng nguy\u00ean \u00e2m ti\u1ebfng anh v\u00e0 ti\u1ebfng vi\u1ec7t\t<br>\nquy t\u1eafc nh\u00e2n hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00e1ch chia hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\nnh\u1eadp v\u00e0o s\u1ed1 nguy\u00ean n, ki\u1ec3m tra s\u1ed1 \u0111\u00f3 ch\u1eb5n hay l\u1ebb, \u00e2m hay d\u01b0\u01a1ng v\u00e0 in k\u1ebft qu\u1ea3 ki\u1ec3m tra ra m\u00e0n h\u00ecnh\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nguy\u00ean d\u01b0\u01a1ng\t<br>\ns\u01a1 \u0111\u1ed3 kh\u1ed1i v\u00e0 nguy\u00ean l\u00ed l\u00e0m vi\u1ec7c c\u1ee7a m\u00e1y t\u0103ng \u00e2m\t<br>\ns\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd m\u00e1y si\u00eau \u00e2m\t<br>\ncong tru so nguyen am\t<br>\nt\u00edch c\u1ee7a 6 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 s\u00e1nh nguy\u00ean \u00e2m v\u00e0 ph\u1ee5 \u00e2m trong ti\u1ebfng vi\u1ec7t\t<br>\nc\u1ed9ng 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean ko \u00e2m\t<br>\ns\u1ed1 0 l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng hay \u00e2m\t<br>\ns\u1ed1 \u0111\u1ed1i c\u1ee7a s\u1ed1 nguy\u00ean a c\u00f3 th\u1ec3 l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng s\u1ed1 nguy\u00ean \u00e2m s\u1ed1 0\t<br>\ns\u01a1 \u0111\u1ed3 kh\u1ed1i v\u00e0 nguy\u00ean l\u00fd l\u00e0m vi\u1ec7c c\u1ee7a m\u00e1y t\u0103ng \u00e2m\t<br>\nt\u00ecm x s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso nguyen am nho nhat co 3 chu so khac nhau\t<br>\nto\u00e1n 6 l\u00e0m quen v\u1edbi s\u1ed1 nguy\u00ean \u00e2m sbt\t<br>\ns\u1ed1 l\u01b0\u1ee3ng nguy\u00ean \u00e2m trong ti\u1ebfng vi\u1ec7t\t<br>\nc\u00e1ch c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd m\u1ea1ch khu\u1ebfch \u0111\u1ea1i \u00e2m t\u1ea7n\t<br>\nph\u00e9p c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\n2 s\u1ed1 nguy\u00ean \u00e2m l\u00e0\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u00e0 s\u1ed1 n\u00e0o\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t l\u00e0 s\u1ed1 n\u00e0o\t<br>\ngiao an bai lam quen voi so nguyen am\t<br>\nl\u00e0m quen v\u1edbi s\u1ed1 nguy\u00ean \u00e2m trang 68\t<br>\ns\u1ed1 nguy\u00ean \u00e2m trong ti\u1ebfng anh\t<br>\ns\u1ed1 nguy\u00ean \u00e2m to\u00e1n l\u1edbp 6\t<br>\nnguy\u00ean t\u1eafc c\u1ed9ng tr\u1eeb s\u1ed1 \u00e2m\t<br>\n\u00fd ngh\u0129a c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m\t<br>\nmu\u1ed1n c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\nl\u00e0m quen v\u1edbi s\u1ed1 nguy\u00ean \u00e2m l\u1edbp 6\t<br>\nt\u1eadp x\u00e1c \u0111\u1ecbnh c\u1ee7a s\u1ed1 m\u0169 nguy\u00ean \u00e2m\t<br>\nc\u00f3 bao nhi\u00eau ph\u00e2n s\u1ed1 b\u1eb1ng ph\u00e2n s\u1ed1 m\u00e0 c\u00f3 t\u1eed v\u00e0 m\u1eabu \u0111\u1ec1u l\u00e0 c\u00e1c s\u1ed1 nguy\u00ean \u00e2m c\u00f3 ba ch\u1eef s\u1ed1.\t<br>\nso nguyen am lon nhat co 3 chu so\t<br>\nbai giang lam quen voi so nguyen am violet\t<br>\n0 l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng hay s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean t\u1ed1 c\u00f3 \u00e2m ko\t<br>\nk\u00ed hi\u1ec7u t\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean \u00e2m\t<br>\ncho a l\u00e0 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nv\u1ebd s\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd m\u1ea1ch khu\u1ebfch \u0111\u1ea1i \u00e2m t\u1ea7n\t<br>\nkh\u00e1i ni\u1ec7m s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso nguyen am la gi\t<br>\nc\u00f3 bao nhi\u00eau s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00f3 bao nhi\u00eau ph\u00e2n s\u1ed1 b\u1eb1ng ph\u00e2n s\u1ed1 -48\/-68 m\u00e0 c\u00f3 t\u1eed v\u00e0 m\u1eabu \u0111\u1ec1u l\u00e0 c\u00e1c s\u1ed1 nguy\u00ean \u00e2m c\u00f3 ba ch\u1eef s\u1ed1.\t<br>\ncho a l\u00e0 m\u1ed9t s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u1ed9ng tr\u1eeb c\u00e1c s\u1ed1 nguy\u00ean \u00e2m\t<br>\nquy t\u1eafc c\u1ed9ng s\u1ed1 nguy\u00ean \u00e2m\t<br>\nb\u00e0i gi\u1ea3ng to\u00e1n 6 l\u00e0m quen v\u1edbi s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u1ed5ng c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t c\u00f3 ba ch\u1eef s\u1ed1 v\u1edbi s\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t c\u00f3 hai ch\u1eef s\u1ed1 gi\u1ed1ng nhau l\u00e0\t<br>\nt\u00ecm s\u1ed1 nguy\u00ean sao cho l\u00e0 s\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 ba ch\u1eef s\u1ed1.\t<br>\nso s\u00e1nh nguy\u00ean \u00e2m \u0111\u00f4i trong ti\u1ebfng anh v\u00e0 ti\u1ebfng vi\u1ec7t\t<br>\nc\u00f4ng th\u1ee9c c\u1ed9ng tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u00e0 s\u1ed1\t<br>\nb\u00e0i t\u1eadp s\u1ed1 nguy\u00ean \u00e2m\t<br>\ntrong th\u1ef1c t\u1ebf s\u1ed1 nguy\u00ean \u00e2m d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec\t<br>\nt\u1ea1o h\u00e0m nh\u1eadp c\u00e1c s\u1ed1 nguy\u00ean d\u01b0\u01a1ng, nguy\u00ean \u00e2m, k\u00ed t\u1ef1 (a-z, a-z, 0-9)\t<br>\ns\u1ed1 0 c\u00f3 ph\u1ea3i s\u1ed1 nguy\u00ean \u00e2m kh\u00f4ng\t<br>\nt\u00ecm s\u1ed1 nghi\u1ec7m nguy\u00ean kh\u00f4ng \u00e2m c\u1ee7a b\u1ea5t ph\u01b0\u01a1ng tr\u00ecnh\t<br>\nph\u00e9p tr\u1eeb 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00e1c s\u1ed1 nguy\u00ean \u00e2m l\u00e0\t<br>\nm\u00e1y t\u00ednh s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 3 ch\u1eef s\u1ed1 kh\u00e1c nhau\t<br>\nn\u00eau quy t\u1eafc c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\nquy t\u1eafc tr\u1eeb hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m c\u00f3 ph\u1ea3i l\u00e0 s\u1ed1 t\u1ef1 nhi\u00ean kh\u00f4ng\t<br>\ns\u1ed1 \u0111\u1ed3 h\u00ecnh thang nguy\u00ean \u00e2m ti\u1ebfng vi\u1ec7t\t<br>\nph\u00e1t bi\u1ec3u quy t\u1eafc c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\nm\u1ed9t s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u1ed9ng tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m v\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng\t<br>\nt\u00ecm x l\u1edbp 6 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nto\u00e1n 6 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u1ed5ng c\u1ee7a 2 s\u1ed1 nguy\u00ean \u00e2m l\u00e0\t<br>\nc\u00e1ch nh\u1eadn bi\u1ebft s\u1ed1 nguy\u00ean \u00e2m\t<br>\nbi\u1ec3u di\u1ec5n s\u1ed1 nguy\u00ean \u00e2m trong m\u00e1y t\u00ednh\t<br>\ns\u1ed1 l\u01b0\u1ee3ng nguy\u00ean \u00e2m ti\u1ebfng anh\t<br>\nph\u00e1t bi\u1ec3u quy t\u1eafc nh\u00e2n 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00e1ch nh\u00e2n 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 0 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m hay d\u01b0\u01a1ng\t<br>\nk\u00fd hi\u1ec7u s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso s\u00e1nh \u0111\u1ed9 \u00e2m \u0111i\u1ec7n v\u00e0 b\u00e1n k\u00ednh nguy\u00ean t\u1eed\t<br>\ntap hop cac so nguyen am lon hon -100 co so phan tu la\t<br>\nl\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 so s\u00e1nh hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 \u00e2m l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1\t<br>\nc\u00e1ch tr\u1eeb hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t c\u00f3 3 ch\u1eef s\u1ed1\t<br>\nc\u00e1ch \u0111\u1ecdc s\u1ed1 nguy\u00ean \u00e2m\t<br>\nmu\u1ed1n nh\u00e2n 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nv\u00ed d\u1ee5 v\u1ec1 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso am co la so nguyen to\t<br>\nc\u1ed9ng tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m l\u1edbp 6\t<br>\ns\u1ed1 nguy\u00ean \u00e2m ch\u1eb5n\t<br>\nph\u00e9p tr\u1eeb hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u00ecm s\u1ed1 nguy\u00ean x sao cho -19-x l\u00e0 s\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 ba ch\u1eef s\u1ed1. tr\u1ea3 l\u1eddi:\t<br>\nt\u1eadp h\u1ee3p c\u00e1c s\u1ed1 nguy\u00ean \u00e2m c\u00f3 3 ch\u1eef s\u1ed1 nh\u1ecf h\u01a1n-100 c\u00f3\t<br>\nc\u00f3 bao nhi\u00eau s\u1ed1 nguy\u00ean \u00e2m m \u0111\u1ec3 h\u00e0m s\u1ed1\t<br>\ns\u00f4 nguy\u00ean \u00e2m\t<br>\nc\u00e1c s\u1ed1 nguy\u00ean \u00e2m l\u00e0 g\u00ec\t<br>\nl\u0169y th\u1eeba s\u1ed1 m\u0169 nguy\u00ean \u00e2m\t<br>\nt\u1eadp x\u00e1c \u0111\u1ecbnh c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u1ed5ng c\u1ee7a s\u1ed1 nguy\u00ean d\u01b0\u01a1ng l\u1edbn nh\u1ea5t c\u00f3 hai ch\u1eef s\u1ed1v\u1edbi s\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 ba ch\u1eef s\u1ed1 l\t<br>\nb\u00e0i t\u1eadp s\u1ed1 nguy\u00ean \u00e2m l\u1edbp 6\t<br>\n\u0111\u1ebfm s\u1ed1 nguy\u00ean \u00e2m trong chu\u1ed7i java\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t l\u00e0 g\u00ec\t<br>\ns\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd h\u1ec7 th\u1ed1ng \u00e2m thanh c\u00f4ng c\u1ed9ng\t<br>\nso s\u00e1nh nguy\u00ean \u00e2m ti\u1ebfng vi\u1ec7t v\u00e0 ti\u1ebfng anh\t<br>\nt\u00ecm s\u1ed1 nguy\u00ean sao cho l\u00e0 s\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 ba ch\u1eef s\u1ed1. tr\u1ea3 l\u1eddi:\t<br>\ntr\u1eeb hai s\u1ed1 nguy\u00ean \u00e2m c\u00f9ng d\u1ea5u\t<br>\nc\u00e1c b\u00e0i t\u1eadp v\u1ec1 s\u1ed1 nguy\u00ean \u00e2m l\u1edbp 6\t<br>\n0 l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng hay nguy\u00ean \u00e2m\t<br>\ntap hop cac so nguyen am co 3 chu so nho hon -100\t<br>\nch\u01b0\u01a1ng 2 s\u1ed1 nguy\u00ean b\u00e0i 1 s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u1edbp 6 c\u00e1nh di\u1ec1u\t<br>\nb\u00e0i t\u1eadp v\u1ec1 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u1eadp h\u1ee3p c\u00e1c s\u1ed1 nguy\u00ean \u00e2m c\u00f3 3 ch\u1eef s\u1ed1 nh\u1ecf h\u01a1n-100 c\u00f3 ph\u1ea7n t\u1eed\t<br>\ns\u01a1 \u0111\u1ed3 h\u00ecnh thang nguy\u00ean \u00e2m qu\u1ed1c t\u1ebf\t<br>\nso am co phai la so nguyen to khong\t<br>\n\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t c\u00f3 hai ch\u1eef s\u1ed1 kh\u00e1c nhau l\u00e0\t<br>\nc\u1ed9ng 2 s\u1ed1 nguy\u00ean \u00e2m kh\u00e1c d\u1ea5u\t<br>\ns\u1ed1 nguy\u00ean am\t<br>\nbai giang lam quen voi so nguyen am\t<br>\ns\u1ed1 nguy\u00ean c\u00f3 s\u1ed1 \u00e2m kh\u00f4ng\t<br>\nso v\u1edbi h\u00e0 n\u1ed9i v\u00e0 th\u00e0nh ph\u1ed1 h\u1ed3 ch\u00ed minh th\u00ec hu\u1ebf l\u00e0 n\u01a1i c\u00f3 c\u00e2n b\u1eb1ng \u1ea9m l\u1edbn nh\u1ea5t. nguy\u00ean nh\u00e2n ch\u00ednh l\u00e0\t<br>\nto\u00e1n s\u1ed1 nguy\u00ean \u00e2m\t<br>\n3 s\u1ed1 nguy\u00ean \u00e2m\t<br>\n1 byte bi\u1ec3u di\u1ec5n c\u00e1c s\u1ed1 nguy\u00ean kh\u00f4ng \u00e2m trong ph\u1ea1m vi t\u1eeb\t<br>\nnh\u1eadp v\u00e0o s\u1ed1 nguy\u00ean n ki\u1ec3m tra s\u1ed1 \u0111\u00f3 ch\u1eb5n hay l\u1ebb \u00e2m hay d\u01b0\u01a1ng v\u00e0 in k\u1ebft qu\u1ea3 ki\u1ec3m tra ra m\u00e0n h\u00ecnh\t<br>\nb\u1ea3ng c\u1ed9ng tr\u1eeb nh\u00e2n chia s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00f4ng th\u1ee9c s\u1ed1 nguy\u00ean \u00e2m\t<br>\nc\u00e1ch bi\u1ec3u di\u1ec5n s\u1ed1 nguy\u00ean \u00e2m trong m\u00e1y t\u00ednh\t<br>\nc\u1ed9ng tr\u1eeb nh\u00e2n chia s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m l\u1edbn nh\u1ea5t c\u00f3 1 ch\u1eef s\u1ed1 l\u00e0\t<br>\nso nguyen am nho nhat co ba chu so khac nhau la\t<br>\nt\u00ecm s\u1ed1 nguy\u00ean x sao cho -19-x l\u00e0 s\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 ba ch\u1eef s\u1ed1.\t<br>\ntap hop cac so nguyen am x thoa man\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 2 ch\u1eef s\u1ed1 l\u00e0\t<br>\nneu a va b la hai so nguyen am thi\t<br>\ngi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m l\u00e0 g\u00ec\t<br>\nmu\u1ed1n nh\u00e2n hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd c\u1ee7a \u1ea5m si\u00eau t\u1ed1c\t<br>\ntap hop cac so nguyen am co 3 chu so nho hon -125\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 1 ch\u1eef s\u1ed1\t<br>\nc\u1ed9ng tr\u1eeb nh\u00e2n chia s\u1ed1 nguy\u00ean \u00e2m v\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng\t<br>\nph\u00e9p t\u00ednh s\u1ed1 nguy\u00ean \u00e2m\t<br>\nb\u00e0i gi\u1ea3ng s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 \u0111\u1ed1i c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean \u00e2m l\u00e0\t<br>\nm\u1ed9t s\u1ed1 nguy\u00ean t\u1eafc ph\u00e1t \u00e2m c\u1ee7a nguy\u00ean \u00e2m v\u00e0 ph\u1ee5 \u00e2m (ph\u1ea7n 3)\t<br>\ntap hop cac so nguyen am co 3 chu so nho hon -100 co so phan tu la\t<br>\ncho s\u1ed1 .\u01b0\u1edbc nguy\u00ean \u00e2m b\u00e9 nh\u1ea5t c\u1ee7a l\u00e0\t<br>\nnh\u1eefng s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m s\u1ed1 nguy\u00ean d\u01b0\u01a1ng\t<br>\nc\u00e1ch so s\u00e1nh s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 \u00e2m c\u00f3 ph\u1ea3i l\u00e0 s\u1ed1 nguy\u00ean kh\u00f4ng\t<br>\nbai giang lam quen voi so nguyen am toan 6\t<br>\nh\u00e0m s\u1ed1 m\u0169 nguy\u00ean \u00e2m\t<br>\nchia s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso nguyen am nho nhat co 2 chu so\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 hai ch\u1eef s\u1ed1 chia h\u1ebft cho 3\t<br>\nb\u00e0i t\u1eadp c\u1ed9ng tr\u1eeb s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec\t<br>\ntim so nguyen am x thoa man\t<br>\n2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nto\u00e1n l\u1edbp 6 l\u00e0m quen v\u1edbi s\u1ed1 nguy\u00ean \u00e2m\t<br>\nto\u00e1n l\u1edbp 6 b\u00e0i s\u1ed1 nguy\u00ean \u00e2m\t<br>\nso nguyen am nho nhat co 3 chu so khac nhau la\t<br>\nso nguyen am lon nhat co hai chu so khac nhau\t<br>\n\u0111i\u1ec1u ki\u1ec7n s\u1ed1 m\u0169 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean kh\u00f4ng \u00e2m nh\u1ecf nh\u1ea5t\t<br>\nc\u00e1ch t\u00ednh s\u1ed1 nguy\u00ean \u00e2m v\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng\t<br>\nmu\u1ed1n c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m ta l\u00e0m th\u1ebf n\u00e0o\t<br>\nmu\u1ed1n tr\u1eeb hai s\u1ed1 nguy\u00ean \u00e2m\t<br>\ns\u1ed1 nguy\u00ean \u00e2m nh\u1ecf nh\u1ea5t c\u00f3 ba ch\u1eef s\u1ed1 l\u00e0\t<br>\nph\u00e9p chia s\u1ed1 nguy\u00ean \u00e2m\t<br>\n21 s\u1ed1 nguy\u00ean kh\u00f4ng \u00e2m \u0111\u1ea7u ti\u00ean\t<br>\n\u0111i\u1ec1u ki\u1ec7n c\u1ee7a h\u00e0m s\u1ed1 m\u0169 nguy\u00ean \u00e2m\t<br>\ntong cua so nguyen am lon nhat co ba chu so voi so nguyen am lon nhat co hai chu so giong nhau la\t<br>\nb\u00e0i 1 s\u1ed1 nguy\u00ean \u00e2m\t<br>\nt\u1ed5ng hai s\u1ed1 nguy\u00ean \u00e2m l\u00e0\t<br>\n0 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m hay s\u1ed1 nguy\u00ean d\u01b0\u01a1ng\t<br>\nph\u00e9p c\u1ed9ng 2 s\u1ed1 nguy\u00ean \u00e2m\t<br>\n\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn S\u00f4\u0301 t\u01b0\u0323 nhi\u00ean, s\u00f4\u0301 nguy\u00ean, s\u00f4\u0301 th\u01b0\u0323c,\u2026 Co\u0301 r\u00e2\u0301t nhi\u00ea\u0300u ca\u0301c kha\u0301i ni\u00ea\u0323m v\u00ea\u0300 ca\u0301c con s\u00f4\u0301 chu\u0301ng ta c\u00e2\u0300n ph\u00e2n bi\u00ea\u0323t. \u01a0\u0309 ca\u0301c l\u01a1\u0301p d\u01b0\u01a1\u0301i, chu\u0301ng ta \u0111a\u0303 quen thu\u00f4\u0323c v\u01a1\u0301i kha\u0301i ni\u00ea\u0323m, ca\u0301c ba\u0300i t\u00e2\u0323p v\u00ea\u0300 s\u00f4\u0301 t\u01b0\u0323 nhi\u00ean. V\u01a1\u0301i ki\u00ea\u0301n th\u01b0\u0301c l\u01a1\u0301p 6, chu\u0301ng ta se\u0303 [&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-2447","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\/2447","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=2447"}],"version-history":[{"count":2,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/2447\/revisions"}],"predecessor-version":[{"id":25725,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/2447\/revisions\/25725"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=2447"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=2447"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=2447"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}