{"id":362,"date":"2024-05-10T08:39:38","date_gmt":"2024-05-10T01:39:38","guid":{"rendered":"https:\/\/\/?p=362"},"modified":"2024-05-28T18:03:36","modified_gmt":"2024-05-28T11:03:36","slug":"3-cach-soi-cau-lap-dan-de-38-so-chuan-xac-bat-bai","status":"publish","type":"post","link":"https:\/\/\/3-cach-soi-cau-lap-dan-de-38-so-chuan-xac-bat-bai\/","title":{"rendered":"B\u1eadt m\u00ed 3 c\u00e1ch soi c\u1ea7u l\u1eadp d\u00e0n \u0111\u1ec1 38 s\u1ed1 chu\u1ea9n x\u00e1c, b\u1ea5t b\u1ea1i"},"content":{"rendered":"\n
Trong th\u1ebf gi\u1edbi l\u00f4 \u0111\u1ec1, vi\u1ec7c ch\u1ecdn m\u1ed9t d\u00e0n \u0111\u1ec1 v\u1edbi b\u1ed9 s\u1ed1 chu\u1ea9n l\u00e0 ch\u00eca kh\u00f3a d\u1eabn \u0111\u1ebfn chi\u1ebfn th\u1eafng l\u1edbn. V\u1edbi kinh nghi\u1ec7m l\u00e2u n\u0103m trong l\u0129nh v\u1ef1c n\u00e0y, ch\u00fang t\u00f4i<\/a> xin chia s\u1ebb nh\u1eefng b\u00ed quy\u1ebft ch\u1ecdn <\/em>d\u00e0n \u0111\u1ec1 38 s\u1ed1<\/a><\/em><\/strong> c\u1ef1c k\u1ef3 hi\u1ec7u qu\u1ea3, gi\u00fap t\u0103ng c\u01a1 h\u1ed9i tr\u00fang th\u01b0\u1edfng.<\/em><\/p>\n\n\n\n \u0110\u00e1nh theo d\u00e0n \u0111\u1ec1 38 s\u1ed1 hi\u1ec7n l\u00e0 c\u00e1ch ch\u01a1i \u0111\u01b0\u1ee3c nhi\u1ec1u l\u00f4 th\u1ee7 \u00e1p d\u1ee5ng<\/em><\/p>\n\n\n\n D\u00e0n \u0111\u1ec1 38 s\u1ed1 l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng g\u1ed3m 38 b\u1ed9 s\u1ed1 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn t\u1eeb d\u00e3y s\u1ed1 00 \u0111\u1ebfn 99. Nh\u1eefng con s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c tuy\u1ec3n ch\u1ecdn m\u1ed9t c\u00e1ch khoa h\u1ecdc d\u1ef1a tr\u00ean c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch v\u00e0 s\u00e0ng l\u1ecdc k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1, gi\u00fap t\u0103ng c\u01a1 h\u1ed9i tr\u00fang th\u01b0\u1edfng.<\/p>\n\n\n\n V\u1edbi d\u00e0n 38 s\u1ed1, ng\u01b0\u1eddi ch\u01a1i c\u00f3 th\u1ec3 \u0111\u00e1nh \u0111\u1ed3ng th\u1eddi nhi\u1ec1u b\u1ed9 s\u1ed1 kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng b\u1eaft \u0111\u01b0\u1ee3c s\u1ed1 may m\u1eafn xu\u1ea5t hi\u1ec7n trong k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1. Tuy nhi\u00ean, v\u00ec s\u1ed1 l\u01b0\u1ee3ng b\u1ed9 s\u1ed1 l\u1edbn, n\u00ean ng\u01b0\u1eddi ch\u01a1i c\u1ea7n ph\u1ea3i v\u00e0o ti\u1ec1n theo m\u1ed9t t\u1ef7 l\u1ec7 nh\u1ea5t \u0111\u1ecbnh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n Th\u00f4ng th\u01b0\u1eddng, v\u1edbi d\u00e0n 38 s\u1ed1, ng\u01b0\u1eddi ta khuy\u1ebfn ngh\u1ecb n\u00ean v\u00e0o ti\u1ec1n theo c\u00f4ng th\u1ee9c 1:2:4, ngh\u0129a l\u00e0 v\u1edbi 38 b\u1ed9 s\u1ed1, b\u1ea1n s\u1ebd v\u00e0o ti\u1ec1n theo t\u1ef7 l\u1ec7 t\u01b0\u01a1ng \u1ee9ng 1 ph\u1ea7n, 2 ph\u1ea7n v\u00e0 4 ph\u1ea7n. C\u00f4ng th\u1ee9c n\u00e0y \u0111\u01b0\u1ee3c xem l\u00e0 ph\u00f9 h\u1ee3p v\u00e0 an to\u00e0n nh\u1ea5t \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a c\u01a1 h\u1ed9i tr\u00fang gi\u1ea3i m\u00e0 v\u1eabn \u0111\u1ea3m b\u1ea3o qu\u1ef9 v\u1ed1n h\u1ee3p l\u00fd. Ngo\u00e0i ra, \u0111\u1ec3 t\u0103ng th\u00eam kh\u1ea3 n\u0103ng chi\u1ebfn th\u1eafng, ng\u01b0\u1eddi ch\u01a1i n\u00ean nu\u00f4i khung d\u00e0n \u0111\u1ec1 trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh, th\u01b0\u1eddng l\u00e0 3 \u0111\u1ebfn 5 ng\u00e0y.<\/p>\n\n\n\n D\u00e0n \u0111\u1ec1 b\u1ed9 38 s\u1ed1 l\u00e0 c\u00e1ch ch\u01a1i gi\u00fap b\u1ea1n c\u00f3 t\u1ef7 l\u1ec7 tr\u00fang cao h\u01a1n<\/em><\/p>\n\n\n\n Xem th\u00eam: M\u01a1 th\u1ea5y chi\u1ebfn tranh l\u00e0 \u0111i\u1ec1m b\u00e1o g\u00ec? \u0110\u00e1nh con g\u00ec d\u1ec5 tr\u00fang nh\u1ea5t<\/a><\/p>\n<\/blockquote>\n\n\n\n D\u1ef1a v\u00e0o nguy\u00ean t\u1eafc “Khi t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t nh\u1ecf h\u01a1n 10”, ch\u00fang ta c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u \u0111\u1ec3 l\u1ecdc ra d\u00e0n \u0111\u1ec1 38 s\u1ed1 ph\u00f9 h\u1ee3p nh\u01b0 sau:<\/p>\n\n\n\n B\u01b0\u1edbc 1: T\u1ea1o ra danh s\u00e1ch c\u00e1c b\u1ed9 s\u1ed1 c\u00f3 t\u1ed5ng nh\u1ecf h\u01a1n 10<\/p>\n\n\n\n T\u1eeb d\u00e3y s\u1ed1 00 \u0111\u1ebfn 99, ta l\u1ecdc ra c\u00e1c b\u1ed9 s\u1ed1 c\u00f3 t\u1ed5ng c\u00e1c ch\u1eef s\u1ed1 nh\u1ecf h\u01a1n 10, nh\u01b0: 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12,…80, 81,…90.<\/p>\n\n\n\n B\u01b0\u1edbc 2: Ph\u00e2n t\u00edch k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 g\u1ea7n \u0111\u00e2y<\/p>\n\n\n\n Nghi\u00ean c\u1ee9u k\u1ef9 c\u00e1c k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 \u0111\u00e3 v\u1ec1 trong th\u1eddi gian g\u1ea7n \u0111\u00e2y (kho\u1ea3ng 2-4 tu\u1ea7n) \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xu h\u01b0\u1edbng c\u1ee7a nh\u1eefng con s\u1ed1 may m\u1eafn.<\/p>\n\n\n\n B\u01b0\u1edbc 3: L\u1ecdc d\u00e0n \u0111\u1ec1 38 s\u1ed1<\/p>\n\n\n\n T\u1eeb danh s\u00e1ch c\u00e1c b\u1ed9 s\u1ed1 c\u00f3 t\u1ed5ng nh\u1ecf h\u01a1n 10 \u1edf b\u01b0\u1edbc 1, ta ch\u1ecdn ra 38 b\u1ed9 s\u1ed1 ph\u00f9 h\u1ee3p nh\u1ea5t d\u1ef1a tr\u00ean xu h\u01b0\u1edbng t\u1eeb b\u01b0\u1edbc 2. \u01afu ti\u00ean nh\u1eefng b\u1ed9 s\u1ed1 \u0111\u00e3 xu\u1ea5t hi\u1ec7n nhi\u1ec1u l\u1ea7n ho\u1eb7c c\u00f3 d\u1ea5u hi\u1ec7u s\u1ebd quay tr\u1edf l\u1ea1i.<\/p>\n\n\n\n<\/figure>\n\n\n\n
T\u00ecm hi\u1ec3u d\u00e0n \u0111\u1ec1 38 s\u1ed1 ngh\u0129a l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n
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C\u00e1c ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u d\u00e0n \u0111\u1ec1 38 s\u1ed1 b\u1ea5t b\u1ea1i<\/strong><\/h2>\n\n\n\n
Soi c\u1ea7u d\u1ef1a v\u00e0o t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t nh\u1ecf h\u01a1n 10<\/em><\/strong><\/h3>\n\n\n\n
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