{"id":17946,"date":"2024-03-03T17:59:01","date_gmt":"2024-03-03T17:59:01","guid":{"rendered":"https:\/\/soicau4017.minhngocxoso.com\/?p=17946"},"modified":"2024-03-03T17:59:01","modified_gmt":"2024-03-03T17:59:01","slug":"phuong-phap-danh-dan-de-16-so-vo-cung-don-gian","status":"publish","type":"post","link":"https:\/\/thandongxoso.com\/phuong-phap-danh-dan-de-16-so-vo-cung-don-gian\/","title":{"rendered":"ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh d\u00e0n \u0111\u1ec1 16 s\u1ed1 v\u00f4 c\u00f9ng \u0111\u01a1n gi\u1ea3n"},"content":{"rendered":"

<\/p>\n\n\n

\u0110\u1ec3 c\u00e1c b\u1ea1n hi\u1ec3u h\u01a1n v\u1ec1 ki\u1ec3u \u0111\u00e1nh \u0111\u1ec1 n\u00e0y, th\u00ec ch\u00fang t\u00f4i cung c\u1ea5p m\u1ed9t v\u00e0i c\u00e1ch \u0111\u00e1nh theo d\u00e0n g\u1ed3m 16 s\u1ed1. C\u00e1c b\u1ea1n ch\u1ec9 c\u1ea7n d\u1ef1a v\u00e0o \u0111\u00f3 \u0111\u1ec3 lu\u1eadn d\u00e0n \u0111\u1ec1 ri\u00eang cho m\u00ecnh, d\u1ef1a tr\u00ean k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 nh\u1eefng ng\u00e0y tr\u01b0\u1edbc. \u0110\u1eebng qu\u00ean \u00e1p d\u1ee5ng linh ho\u1ea1t c\u00f9ng nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 vi\u1ec7c \u0111\u00e1nh d\u00e0n c\u00e0ng hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n\n\n\n

D\u00e0n chia \u0111\u01b0\u1ee3c cho 3<\/em><\/h3>\n\n\n\n

C\u00e1c chuy\u00ean gia l\u00f4 \u0111\u1ec1 \u0111\u00e3 chia s\u1ebb th\u00eam v\u1ec1 b\u00ed quy\u1ebft \u0111\u00e1nh theo d\u00e0n v\u1edbi 16 s\u1ed1 c\u00f3 th\u1ec3 chia h\u1ebft \u0111\u01b0\u1ee3c cho s\u1ed1 3. Trong \u0111\u00f3, ta s\u1ebd c\u00f3 c\u00e1c tr\u01b0\u1eddng h\u1ee3p nh\u01b0 sau:<\/p>\n\n\n\n

D\u00e0n c\u00e1c s\u1ed1 chia h\u1ebft cho 3: Bao g\u1ed3m nh\u1eefng s\u1ed1 m\u00e0 c\u00f3 kh\u1ea3 n\u0103ng chia h\u1ebft cho s\u1ed1 3, kh\u00f4ng xu\u1ea5t hi\u1ec7n s\u1ed1 d\u01b0. V\u00ed d\u1ee5 m\u1ed9t v\u00e0i s\u1ed1 nh\u01b0 l\u00e0: 15, 27, 86, 96, 69, 12,\u2026<\/p>\n\n\n\n

D\u00e0n c\u00e1c s\u1ed1 chia cho 3 d\u01b0 1: Bao g\u1ed3m c\u00e1c con s\u1ed1 c\u00f3 th\u1ec3 chia cho ba nh\u01b0ng l\u1ea1i d\u01b0 s\u1ed1 1. M\u1ed9t s\u1ed1 v\u00ed d\u1ee5 nh\u01b0 l\u00e0: 16, 28, 97, 13, 10,\u2026. <\/p>\n\n\n\n

D\u00e0n c\u00e1c s\u1ed1 chia \u0111\u01b0\u1ee3c cho 3 nh\u01b0ng d\u01b0 2: \u0110\u00f3 l\u00e0 nh\u1eefng s\u1ed1 c\u00f3 th\u1ec3 chia ba nh\u01b0ng s\u1ed1 d\u01b0 l\u1ea1i l\u00e0 s\u1ed1 2. M\u1ed9t s\u1ed1 v\u00ed d\u1ee5 nh\u01b0 l\u00e0 17, 29, 92, 71, 74, 47,\u2026<\/p>\n\n\n\n

V\u1edbi c\u00e1ch n\u00e0y th\u00ec \u0111\u00f2i h\u1ecfi b\u1ea1n ph\u1ea3i h\u01a1i gi\u1ecfi to\u00e1n, ho\u1eb7c bi\u1ebft c\u00e1ch t\u00ednh to\u00e1n. C\u00f2n kh\u00f4ng th\u00ec v\u1eadn d\u1ee5ng b\u1ea3ng c\u1eedu ch\u01b0\u01a1ng c\u0169ng l\u00e0 \u00fd t\u01b0\u1edfng hay gi\u00fap b\u1ea1n soi c\u1ea7u \u0111\u1ec1 theo ph\u01b0\u01a1ng ph\u00e1p n\u00e0y.<\/p>\n\n\n

\"Nu\u00f4i<\/p>\n\n\n

D\u00e0n t<\/em>heo s\u1ed1 l\u1edbn nh\u1ecf<\/em><\/h3>\n\n\n\n

N\u1ebfu c\u00e1c b\u1ea1n l\u1ef1a ch\u1ecdn m\u1ed9t d\u00e0n s\u1ed1 \u0111\u1ec3 \u0111\u00e1nh, th\u00ec c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc gh\u00e9p c\u00e1c s\u1ed1 l\u1edbn v\u00e0 nh\u1ecf l\u1ea1i th\u00e0nh m\u1ed9t c\u1eb7p. Theo nh\u01b0 quy \u01b0\u1edbc ng\u1ea7m c\u1ee7a c\u00e1c chuy\u00ean gia l\u00f4 \u0111\u1ec1, s\u1ed1 l\u1edbn l\u00e0 nh\u1eefng s\u1ed1 l\u1edbn h\u01a1n 5 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. V\u00ed d\u1ee5 c\u00e1c s\u1ed1 l\u1edbn s\u1ebd l\u00e0 5, 6, 7, 8, 9 c\u00f2n s\u1ed1 nh\u1ecf l\u00e0 s\u1ed1 0, 1, 2, 3, 4. Nh\u01b0 v\u1eady, ch\u00fang ta s\u1ebd c\u00f3 m\u1ed9t v\u00e0i t\u1ed5 h\u1ee3p \u0111\u1ec3 lu\u1eadn s\u1ed1 \u0111\u1ec1 nh\u01b0 sau:<\/p>\n\n\n\n