{"id":55,"date":"2022-04-12T09:49:54","date_gmt":"2022-04-12T09:49:54","guid":{"rendered":"https:\/\/www.sgtstryker.com\/?p=55"},"modified":"2023-06-08T14:51:56","modified_gmt":"2023-06-08T07:51:56","slug":"cach-tinh-de-3-cang","status":"publish","type":"post","link":"https:\/\/\/cach-tinh-de-3-cang\/","title":{"rendered":"C\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng chu\u1ea9n v\u00e0 d\u1ec5 th\u1eafng nh\u1ea5t &#8211; "},"content":{"rendered":"\r\n<p><span data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Lu\u00f4n mang \u0111\u1ebfn cho m\u1ed9t s\u1ef1 h\u1ea5p d\u1eabn l\u1edbn \u0111\u1ed1i v\u1edbi anh em \u0111\u1ec1 th\u1ee7 ch\u00ednh l\u00e0 l\u00f4 3 c\u00e0ng. V\u1edbi t\u1ef7 l\u1ec7 th\u01b0\u1edfng cao ng\u1ea5t tr\u1eddi, b\u1ea1n c\u00f3 th\u1ec3 nhanh ch\u00f3ng ph\u00e1t t\u00e0i ch\u1ec9 v\u1edbi nh\u1eefng b\u00ed quy\u1ebft v\u00e0 kinh nghi\u1ec7m v\u1ec1 c\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng c\u1ee7a Thienhabet. Tham kh\u1ea3o b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 bi\u1ebft chi ti\u1ebft h\u01a1n.&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:769,&quot;3&quot;:{&quot;1&quot;:0},&quot;11&quot;:3,&quot;12&quot;:0}\">Lu\u00f4n mang \u0111\u1ebfn cho m\u1ed9t s\u1ef1 h\u1ea5p d\u1eabn l\u1edbn \u0111\u1ed1i v\u1edbi anh em \u0111\u1ec1 th\u1ee7 ch\u00ednh l\u00e0 l\u00f4 3 c\u00e0ng. V\u1edbi t\u1ef7 l\u1ec7 th\u01b0\u1edfng cao ng\u1ea5t tr\u1eddi, b\u1ea1n c\u00f3 th\u1ec3 nhanh ch\u00f3ng ph\u00e1t t\u00e0i ch\u1ec9 v\u1edbi nh\u1eefng b\u00ed quy\u1ebft v\u00e0 kinh nghi\u1ec7m v\u1ec1 <a href=/index.html"https:\/\/\/cach-tinh-de-3-cang\/\"><strong>c\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng<\/strong><\/a> c\u1ee7a Thienhabet. Tham kh\u1ea3o b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 bi\u1ebft chi ti\u1ebft h\u01a1n v\u1ec1 c\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng mi\u1ec1n b\u1eafc trung nam chu\u1ea9n x\u00e1c nh\u1ea5t nh\u00e9.<\/span><\/p>\r\n<h2 style=\"text-align: justify;\"><strong>C\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng d\u1ef1a t\u1ed5ng b\u1ea1ch th\u1ee7 l\u00f4<\/strong><\/h2>\r\n\r\n\r\n\r\n<div class=\"wp-block-image\" style=\"text-align: justify;\">\r\n<figure class=\"aligncenter\">\r\n<figure style=\"width: 750px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" src=/index.html"https:\/\/lh5.googleusercontent.com\/zRN82QueYJboezybwdHLkG73S60ho5u8Ym8qLyIlTb1jm_KoLSr1VOY4shXIFKrQltwP4CHa8G4Uq5rijCeTN9CzpsC3_jQlJNnwXLiqDrJlQeGfTLR_djh4YMnZxSrHLAMnVral\" alt=\"C\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng d\u1ef1a t\u1ed5ng b\u1ea1ch th\u1ee7 l\u00f4\" width=\"750\" height=\"420\" \/><figcaption class=\"wp-caption-text\">C\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng d\u1ef1a t\u1ed5ng b\u1ea1ch th\u1ee7 l\u00f4<\/figcaption><\/figure>\r\n<\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">Ch\u01a1i \u0111\u1ec1 3 c\u00e0ng ngh\u0129a l\u00e0 ch\u00fang ta s\u1ebd ch\u1ecdn ra 1 ho\u1eb7c nhi\u1ec1u con s\u1ed1 c\u00f3 3 ch\u1eef s\u1ed1 \u0111\u1eb7t c\u01b0\u1ee3c. Trong c\u00e1c c\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng n\u1ebfu 3 s\u1ed1 m\u00e0 b\u1ea1n \u0111\u00e3 \u0111\u00e1nh tr\u00f9ng v\u1edbi 3 s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t th\u00ec \u0111\u01b0\u1ee3c t\u00ednh l\u00e0 th\u1eafng. T\u1ef7 l\u1ec7 \u0103n \u0111\u1ec1 3 c\u00e0ng cao h\u01a1n \u0111\u1ec1 truy\u1ec1n th\u1ed1ng 2 s\u1ed1. V\u1eady c\u00f3 nh\u1eefng c\u00e1ch t\u00ednh \u0103n \u0111\u1ec1 3 c\u00e0ng MB nh\u01b0 th\u1ebf n\u00e0o?<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\" style=\"text-align: justify;\"><strong>V\u1edbi ph\u01b0\u01a1ng ph\u00e1p t\u00ednh \u0111\u1ec1 3 c\u00e0ng theo t\u1ed5ng b\u1ea1ch th\u1ee7 l\u00f4 ch\u00fang ta s\u1ebd c\u00f3 c\u00f4ng th\u1ee9c sau:<\/strong><\/h2>\r\n<p>H\u01b0\u1edbng d\u1eabn c\u00f4ng th\u1ee9c trong c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 3 c\u00e0ng mi\u1ec1n b\u1eafc chi ti\u1ebft sau \u0111\u00e2y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u h\u01a1n v\u1ec1 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y:<\/p>\r\n\r\n\r\n\r\n<ul style=\"text-align: justify;\">\r\n<li>G\u1ecdi s\u1ed1 b\u1ea1ch th\u1ee7 l\u00f4 anh em \u0111ang c\u00f3 trong tay l\u00e0 AB. Ta l\u1ea5y l\u00e0 A + B = C =&gt; \u0110\u1eb7t c\u01b0\u1ee3c ngay c\u00f2n 3 c\u00e0ng BAB.<\/li>\r\n<li>Tr\u01b0\u1eddng h\u1ee3p A + B &gt; 10 = CD =&gt; S\u1ebd c\u00f3 2 con \u0111\u1ec1 3 c\u00e0ng \u0111\u1ec3 c\u01b0\u1ee3c l\u00e0 CAB v\u00e0 DAB trong c\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng chu\u1ea9n x\u00e1c.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\" style=\"text-align: justify;\"><strong>C\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng d\u1ef1a v\u00e0o b\u1ea1ch th\u1ee7 v\u00e0 th\u1ee9 trong tu\u1ea7n<\/strong><\/h2>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">M\u1ed9t ph\u01b0\u01a1ng ph\u00e1p b\u1eaft \u0111\u1ec1 3 c\u00e0ng n\u1eefa r\u1ea5t \u0111\u00e1ng \u0111\u1ec3 d\u00e2n ch\u01a1i l\u01b0u t\u00e2m \u0111\u00f3 l\u00e0 d\u1ef1a v\u00e0o b\u1ea1ch th\u1ee7 v\u00e0 th\u1ee9 trong tu\u1ea7n. V\u1edbi vi\u1ec7c soi b\u1eaft trong c\u00e1ch \u0111\u00e1nh 3 c\u00e0ng \u0111\u1ec1 n\u00e0y ch\u00fang ta ch\u1ec9 c\u1ea7n gh\u00e9p con l\u00f4 b\u1ea1ch th\u1ee7 v\u1edbi th\u1ee9 t\u1ef1 c\u1ee7a ng\u00e0y h\u00f4m nay l\u00e0 \u0111\u01b0\u1ee3c.<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-image\" style=\"text-align: justify;\">\r\n<figure class=\"aligncenter\">\r\n<figure style=\"width: 800px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" src=/index.html"https:\/\/lh6.googleusercontent.com\/cUpkgwFqfcokWI7IcSlYL8BiRARCnZxzP86idJsoCfyuyAPEjfsfaAHuUQXnraNjeK9nNEwnqW_c7y2h4eBWl4i-GcFVYj2vm7mrF2Hggo9yT6F6YVp6qqpB1Zh0Eix7z3Z0Zp04\" alt=\"C\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng d\u1ef1a v\u00e0o b\u1ea1ch th\u1ee7 v\u00e0 th\u1ee9 trong tu\u1ea7n\" width=\"800\" height=\"509\" \/><figcaption class=\"wp-caption-text\">C\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng d\u1ef1a v\u00e0o b\u1ea1ch th\u1ee7 v\u00e0 th\u1ee9 trong tu\u1ea7n<\/figcaption><\/figure>\r\n<\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">V\u00ed d\u1ee5 h\u00f4m nay l\u00e0 th\u1ee9 4 m\u00e0 b\u1ea1n \u0111ang mu\u1ed1n b\u1ea1ch th\u1ee7 con 89 th\u00ec khi gh\u00e9p l\u1ea1i s\u1ebd \u0111\u01b0\u1ee3c 2 con 3 c\u00e0ng l\u00e0 489 v\u00e0 894.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\" style=\"text-align: justify;\"><strong>B\u1eaft \u0111\u1ec1 3 c\u00e0ng b\u1eb1ng vi\u00eac lu\u1eadn s\u1ed1 t\u1eeb gi\u1ea5c m\u01a1<\/strong><\/h2>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">C\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng t\u1eeb gi\u1ea5c m\u1ed9ng l\u00e0 ph\u01b0\u01a1ng ph\u00e1p mang t\u00ednh ch\u1ea5t t\u00e2m linh tuy nhi\u00ean hi\u1ec7u qu\u1ea3 m\u00e0 n\u00f3 \u0111em l\u1ea1i s\u1ebd khi\u1ebfn ch\u00fang ta ph\u1ea3i b\u1ea5t ng\u1edd \u0111\u1ea5y nh\u00e9. Ch\u1ec9 c\u1ea7n h\u00f4m tr\u01b0\u1edbc b\u1ea1n m\u01a1 th\u1ea5y \u0111i\u1ec1u g\u00ec th\u00ec ng\u00e0y mai tra tr\u00ean s\u1ed5 m\u01a1 l\u00f4 \u0111\u1ec1 th\u00ec s\u1ebd t\u00ecm ra \u0111\u01b0\u1ee3c c\u00e1c con s\u1ed1 th\u00edch h\u1ee3p \u0111\u1ec3 \u0111\u00e1nh \u0111\u1ec1 3 c\u00e0ng.<\/p>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">Nh\u1eefng con s\u1ed1 \u0111\u01b0\u1ee3c lu\u1eadn gi\u1ea3i tr\u00ean s\u1ed5 m\u01a1 l\u00f4 \u0111\u1ec1 \u0111\u1ec1u d\u1ef1a tr\u00ean kinh nghi\u1ec7m ch\u01a1i c\u1ee7a r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi \u0111\u00fac k\u1ebft l\u1ea1i n\u00ean n\u00f3 c\u0169ng c\u00f3 c\u01a1 s\u1edf r\u00f5 r\u00e0ng ch\u1ee9 kh\u00f4ng ph\u1ea3i b\u1ecba \u0111\u1eb7t. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 g\u1ee3i \u00fd m\u1ed9t v\u00e0i con \u0111\u1ec1 3 c\u00e0ng t\u1eeb gi\u1ea3i m\u00e3 c\u00e1c gi\u1ea5c m\u01a1 th\u01b0\u1eddng g\u1eb7p cho m\u1ecdi ng\u01b0\u1eddi c\u00f9ng tham kh\u1ea3o:<\/p>\r\n\r\n\r\n\r\n<ul style=\"text-align: justify;\">\r\n<li>M\u01a1 th\u1ea5y ng\u01b0\u1eddi nh\u00e0 qua \u0111\u1eddi th\u00ec ng\u00e0y mai n\u00ean c\u01b0\u1ee3c 780.<\/li>\r\n<li>Trong gi\u1ea5c m\u01a1 xu\u1ea5t hi\u1ec7n h\u00ecnh \u1ea3nh con m\u00e8o, mai xu\u1ed1ng ti\u1ec1n 654.<\/li>\r\n<li>M\u01a1 \u0111\u00e1nh nhau ch\u1ea3y m\u00e1u, mu\u1ed1n ph\u00e1t t\u00e0i th\u00ec c\u1ee9 426 m\u00e0 ch\u01a1i.<\/li>\r\n<li>M\u01a1 tai n\u1ea1n \u0111\u00e2m xe \u00f4 t\u00f4, n\u1ebfu nh\u1edb \u0111\u01b0\u1ee3c bi\u1ec3n s\u1ed1 xe th\u00ec \u0111\u00e1nh c\u00e1c con s\u1ed1 c\u00f3 trong bi\u1ec3n, kh\u00f4ng th\u00ec c\u00f3 th\u1ec3 c\u01b0\u1ee3c 379\u2026<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">Tuy nhi\u00ean, l\u1ed1i soi n\u00e0y mu\u1ed1n th\u1eafng th\u00ec ph\u1ea7n l\u1edbn v\u1eabn ph\u1ea3i d\u1ef1a v\u00e0o may m\u1eafn. V\u00ec th\u1ebf anh em ch\u1ec9 n\u00ean coi \u0111\u00e2y l\u00e0 c\u00e1c con s\u1ed1 tham kh\u1ea3o ch\u1ee9 \u0111\u1eebng v\u1ed9i xu\u1ed1ng ti\u1ec1n ngay. N\u1ebfu 3 c\u00e0ng c\u00f3 \u0111\u01b0\u1ee3c sau khi gi\u1ea3i m\u00e3i tr\u00f9ng ho\u1eb7c g\u1ea7n s\u00e1t v\u1edbi con m\u00e0 ch\u00fang ta t\u00ecm \u0111\u01b0\u1ee3c qua t\u00ednh to\u00e1n th\u00ec c\u00f3 th\u1ec3 y\u00ean t\u00e2m \u0111\u1eb7t c\u01b0\u1ee3c r\u1ed3i \u0111\u1ea5y.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\" style=\"text-align: justify;\"><strong>Soi 3 c\u00e0ng d\u1ef1a v\u00e0o b\u00f3ng c\u1ee7a t\u1ed5ng con b\u1ea1ch th\u1ee7<\/strong><\/h2>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">V\u1edbi c\u00e1ch soi v\u00e0 c\u00e1ch \u0111\u00e1nh l\u00f4 \u0111\u1ec1 3 c\u00e0ng chu\u1ea9n cao th\u1ee7 n\u00e0y ch\u00fang ta s\u1ebd t\u00ecm ra \u0111\u01b0\u1ee3c con 3 c\u00e0ng d\u1ef1a theo c\u00f4ng th\u1ee9c sau:<\/p>\r\n\r\n\r\n\r\n<ul style=\"text-align: justify;\">\r\n<li>L\u00f4 b\u1ea1ch th\u1ee7 ng\u00e0y h\u00f4m nay l\u00e0 AB. L\u1ea5y A + B = C.<\/li>\r\n<li>G\u1ecdi D l\u00e0 b\u00f3ng d\u01b0\u01a1ng c\u1ee7a A, E l\u00e0 b\u00f3ng d\u01b0\u01a1ng c\u1ee7a B, F l\u00e0 b\u00f3ng d\u01b0\u01a1ng c\u1ee7a C. G l\u00e0 b\u00f3ng \u00e2m c\u1ee7a A, H l\u00e0 b\u00f3ng \u00e2m c\u1ee7a B, I l\u00e0 b\u00f3ng \u00e2m c\u1ee7a C\u00a0<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">=&gt; Ch\u00fang ta s\u1ebd c\u00f3 c\u00e1c con 3 \u0111\u1ec3 xu\u1ed1ng ti\u1ec1n ch\u01a1i l\u00e0 DAB, EAB, FAB, GAB, HAB, IAB.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\" style=\"text-align: justify;\"><strong>Hi\u1ec7n nay b\u00f3ng c\u1ee7a c\u00e1c con s\u1ed1 \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh sau \u0111\u00e2y:\u00a0<\/strong><\/h2>\r\n<p>Nh\u1eefng b\u00f3ng c\u1ee7a c\u00e1c con s\u1ed1 thu\u1ed9c c\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh nh\u01b0 sau:<\/p>\r\n\r\n\r\n\r\n<ul style=\"text-align: justify;\">\r\n<li>B\u00f3ng d\u01b0\u01a1ng c\u1ee7a 0 l\u00e0 5 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/li>\r\n<li>B\u00f3ng d\u01b0\u01a1ng c\u1ee7a 1 l\u00e0 6 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/li>\r\n<li>B\u00f3ng d\u01b0\u01a1ng c\u1ee7a 2 l\u00e0 7 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/li>\r\n<li>B\u00f3ng d\u01b0\u01a1ng c\u1ee7a 3 l\u00e0 8 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/li>\r\n<li>B\u00f3ng d\u01b0\u01a1ng c\u1ee7a 4 l\u00e0 9 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/li>\r\n<li>0 c\u00f3 b\u00f3ng \u00e2m l\u00e0 7 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/li>\r\n<li>1 c\u00f3 b\u00f3ng \u00e2m l\u00e0 4 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/li>\r\n<li>2 c\u00f3 b\u00f3ng \u00e2m l\u00e0 9 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/li>\r\n<li>3 c\u00f3 b\u00f3ng \u00e2m l\u00e0 6 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/li>\r\n<li>5 c\u00f3 b\u00f3ng \u00e2m l\u00e0 8 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">V\u00ed d\u1ee5 h\u00f4m nay b\u1ea1n mu\u1ed1n b\u1ea1ch th\u1ee7 con 34. \u0110\u1ea7u ti\u00ean l\u1ea5y 3 + 4 = 7. B\u00f3ng d\u01b0\u01a1ng c\u1ee7a c\u00e1c con s\u1ed1 n\u00e0y l\u1ea7n l\u01b0\u1ee3t l\u00e0 8 \u2013 9 \u2013 2, b\u00f3ng \u00e2m l\u00e0 6 \u2013 1 \u2013 0 =&gt; C\u00e1c con 3 c\u00e0ng n\u00ean c\u01b0\u1ee3c l\u00e0 834, 934, 234, 634, 134, 034.<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-image\" style=\"text-align: justify;\">\r\n<figure class=\"aligncenter\">\r\n<figure style=\"width: 700px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" src=/index.html"https:\/\/lh3.googleusercontent.com\/Mcqs9KVYlMqe7rBZNdK3wc1ET_9Kykwjv8sD4QhnQZRs1yCFb3S0C176x8DPWqtz048a8qULxlaMM98_WDS8ixXTDW7uYfAPI47X24PCq9IY_jPjyISPIkYl9mPhJ5YZh5H3trJX\" alt=\"Hi\u1ec7n nay b\u00f3ng c\u1ee7a c\u00e1c con s\u1ed1 \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh sau \u0111\u00e2y:\u00a0\" width=\"700\" height=\"413\" \/><figcaption class=\"wp-caption-text\">Hi\u1ec7n nay b\u00f3ng c\u1ee7a c\u00e1c con s\u1ed1 \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh sau \u0111\u00e2y:<\/figcaption><\/figure>\r\n<\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\" style=\"text-align: justify;\"><strong>S\u0103n 3 c\u00e0ng d\u1ef1a tr\u00ean t\u1ed5ng b\u1ea1ch th\u1ee7 v\u00e0 ng\u00e0y ch\u1eb5n l\u1ebb<\/strong><\/h2>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">C\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng d\u1ef1a v\u00e0 b\u1ea1ch th\u1ee7 ch\u1eb5n l\u1ebb l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ch\u01a1i th\u00fa v\u1ecb \u0111\u01b0\u1ee3c kh\u00e1 nhi\u1ec1u ng\u01b0\u1eddi \u0111ang \u00e1p d\u1ee5ng. Kh\u1ea3 n\u0103ng th\u1eafng nh\u1edd b\u1eaft t\u1ed5ng b\u1ea1ch th\u1ee7 v\u00e0 ng\u00e0y ch\u1eb5n l\u1ebb c\u0169ng kh\u00e1 cao \u0111\u1ea5y nh\u00e9. C\u00e1ch b\u1eaft 3 c\u00e0ng n\u00e0y c\u0169ng r\u1ea5t d\u1ec5: G\u1ecdi con b\u1ea1ch th\u1ee7 l\u00e0 AB, l\u1ea5y A + B = C, ta c\u00f3: C\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng<\/p>\r\n\r\n\r\n\r\n<ul style=\"text-align: justify;\">\r\n<li>N\u1ebfu C l\u00e0 s\u1ed1 ch\u1eb5n m\u00e0 h\u00f4m nay c\u0169ng l\u00e0 ng\u00e0y ch\u1eb5n th\u00ec \u0111\u00e1nh 3 c\u00e0ng con CAB.<\/li>\r\n<li>N\u1ebfu C l\u00e0 s\u1ed1 ch\u1eb5n m\u00e0 h\u00f4m nay l\u00e0 ng\u00e0y l\u1ebb th\u00ec b\u1ecf qua kh\u00f4ng \u0111\u00e1nh.<\/li>\r\n<li>N\u1ebfu C l\u00e0 s\u1ed1 l\u1ebb m\u00e0 h\u00f4m nay c\u0169ng l\u00e0 ng\u00e0y l\u1ebb th\u00ec \u0111\u00e1nh 3 c\u00e0ng con CAB.<\/li>\r\n<li>N\u1ebfu C l\u00e0 s\u1ed1 l\u1ebb m\u00e0 h\u00f4m nay l\u00e0 ng\u00e0y ch\u1eb5n th\u00ec b\u1ecf qua kh\u00f4ng \u0111\u00e1nh.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">Nh\u01b0 trong tr\u01b0\u1eddng h\u1ee3p nay l\u00e0 ng\u00e0y 29\/7\/2022 t\u1ee9c ng\u00e0y l\u1ebb m\u00e0 con l\u00f4 b\u1ea1n mu\u1ed1n b\u1ea1ch th\u00f9 l\u00e0 16. C\u00f3 1 + 6 = 7 ( l\u00e0 s\u1ed1 l\u1ebb tr\u00f9ng ng\u00e0y l\u1ebb) th\u00ec n\u00ean ch\u01a1i ngay con 716.\u00a0<\/p>\r\n\r\n\r\n\r\n<p style=\"text-align: justify;\">N\u1ebfu \u00e1p d\u1ee5ng h\u1ebft c\u00f9ng <strong><a href=/index.html"https:\/\/\/\" target=\"_blank\" rel=\"noreferrer noopener\">Thienhabet<\/a><\/strong> v\u00e0 ch\u00ednh c\u00e1c ph\u01b0\u01a1ng ph\u00e1p c\u0169ng nh\u01b0 c\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng n\u00e0y th\u00ec d\u00e2n ch\u01a1i s\u1ebd mau ch\u00f3ng t\u00ecm ra \u0111\u01b0\u1ee3c con s\u1ed1 \u0111\u1eb9p cho m\u00ecnh. \u0110\u1ec3 t\u0103ng t\u00ednh ch\u00ednh x\u00e1c m\u1ecdi ng\u01b0\u1eddi n\u00ean t\u00ednh b\u1eb1ng nhi\u1ec1u c\u00e1ch nh\u00e9.<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>Lu\u00f4n mang \u0111\u1ebfn cho m\u1ed9t s\u1ef1 h\u1ea5p d\u1eabn l\u1edbn \u0111\u1ed1i v\u1edbi anh em \u0111\u1ec1 th\u1ee7 ch\u00ednh l\u00e0 l\u00f4 3 c\u00e0ng. V\u1edbi t\u1ef7 l\u1ec7 th\u01b0\u1edfng cao ng\u1ea5t tr\u1eddi, b\u1ea1n c\u00f3 th\u1ec3 nhanh ch\u00f3ng ph\u00e1t t\u00e0i ch\u1ec9 v\u1edbi nh\u1eefng b\u00ed quy\u1ebft v\u00e0 kinh nghi\u1ec7m v\u1ec1 c\u00e1ch t\u00ednh \u0111\u1ec1 3 c\u00e0ng c\u1ee7a Thienhabet. Tham kh\u1ea3o b\u00e0i vi\u1ebft d\u01b0\u1edbi [&#8230;]\n","protected":false},"author":1,"featured_media":59,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"_links":{"self":[{"href":"https:\/\/\/wp-json\/wp\/v2\/posts\/55"}],"collection":[{"href":"https:\/\/\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/\/wp-json\/wp\/v2\/comments?post=55"}],"version-history":[{"count":6,"href":"https:\/\/\/wp-json\/wp\/v2\/posts\/55\/revisions"}],"predecessor-version":[{"id":28329,"href":"https:\/\/\/wp-json\/wp\/v2\/posts\/55\/revisions\/28329"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/\/wp-json\/wp\/v2\/media\/59"}],"wp:attachment":[{"href":"https:\/\/\/wp-json\/wp\/v2\/media?parent=55"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/\/wp-json\/wp\/v2\/categories?post=55"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/\/wp-json\/wp\/v2\/tags?post=55"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}