L\u00f4 tr\u01b0\u1ee3t l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c ch\u01a1i l\u00f4 \u0111\u01b0\u1ee3c kh\u00e1 nhi\u1ec1u ng\u01b0\u1eddi \u01b0a chu\u1ed9ng v\u00e0 l\u00f4 tr\u01b0\u1ee3t \u0103n bao nhi\u00eau<\/strong> l\u00e0 c\u00e2u h\u1ecfi \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi \u0111\u1eb7t ra. \u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi m\u1edbi t\u1eadp t\u00e0nh ch\u01a1i l\u00f4 \u0111\u1ec1 hay \u0111ang t\u00ecm hi\u1ec3u l\u00f4 \u0111\u1ec1 th\u00ec \u0111\u00e2y c\u00f3 th\u1ec3 l\u00e0 c\u00e1ch ch\u01a1i kh\u00e1 m\u1edbi l\u1ea1. V\u1eady h\u00e3y c\u00f9ng Soi c\u1ea7u wap t\u00ecm hi\u1ec3u th\u1eadt k\u1ef9 v\u1ec1 c\u00e1ch ch\u01a1i n\u00e0y nh\u00e9!<\/p>\n <\/p>\n \u0110\u1ec3 c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1ch ch\u01a1i l\u00f4 tr\u01b0\u1ee3t th\u00ec c\u1ea7n ph\u1ea3i t\u00ecm hi\u1ec3u k\u1ef9 kh\u00e1i ni\u1ec7m v\u1ec1 l\u00f4 tr\u01b0\u1ee3t.<\/p>\n V\u1eady l\u00f4 tr\u01b0\u1ee3t l\u00e0 g\u00ec?<\/p>\n L\u00f4 tr\u01b0\u1ee3t l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c ch\u01a1i l\u00f4 \u0111\u1ec1. L\u00f4 tr\u01b0\u1ee3t c\u0169ng g\u1ea7n nh\u01b0 gi\u1ed1ng c\u00e1c con l\u00f4 kh\u00e1c c\u00f3 trong b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1. Tuy nhi\u00ean, n\u00f3 kh\u00e1c bi\u1ec7t m\u1ed9t \u0111i\u1ec1u \u0111\u00f3 ch\u00ednh l\u00e0 khi nh\u1eefng con l\u00f4 kh\u00e1c m\u00e0 v\u1ec1 th\u00ec c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n \u0111\u00e3 chi\u1ebfn th\u1eafng, c\u00f2n n\u1ebfu nh\u01b0 b\u1ea1n l\u1ef1a ch\u1ecdn con l\u00f4 kh\u00f4ng v\u1ec1 \u0111\u1ec3 \u0111\u00e1nh cho l\u00f4 tr\u01b0\u1ee3t m\u00e0 th\u1ea5y n\u00f3 kh\u00f4ng xu\u1ea5t hi\u1ec7n trong b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n \u0111\u00e3 chi\u1ebfn th\u1eafng r\u1ed3i \u0111\u1ea5y.<\/p>\n Hi\u1ec3u m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n l\u00e0 nh\u1eefng con l\u00f4 n\u00e0o kh\u00f4ng xu\u1ea5t hi\u1ec7n trong b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 ho\u1eb7c kh\u00f4ng v\u1ec1 th\u00ec t\u1ee9c l\u00e0 b\u1ea1n \u0111\u00e3 chi\u1ebfn th\u1eafng.<\/p>\n Hi\u1ec7n nay, trong c\u00e1ch ch\u01a1i n\u00e0y c\u00f3 th\u1ec3 ph\u00e2n th\u00e0nh 5 h\u00ecnh th\u1ee9c \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t kh\u00e1c nhau:<\/p>\n M\u1ed7i m\u1ed9t c\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t kh\u00e1c nhau s\u1ebd c\u00f3 t\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng c\u0169ng kh\u00e1c nhau. V\u1eady ch\u00fang ta c\u00f9ng t\u00ecm hi\u1ec3u nh\u1eefng tr\u01b0\u1eddng h\u1ee3p ch\u01a1i l\u00f4 tr\u01b0\u1ee3t c\u0169ng nh\u01b0 t\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u1ee7a n\u00f3 sau \u0111\u00e2y:<\/p>\n C\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t 6 con c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n c\u1ea7n ph\u1ea3i l\u1ef1a ch\u1ecdn ra 6 con s\u1ed1 c\u00f3 th\u1ec3 kh\u00f4ng v\u1ec1 ho\u1eb7c kh\u00f4ng xu\u1ea5t hi\u1ec7n trong k\u1ef3 quay ti\u1ebfp theo \u0111\u1ec3 \u0111\u00e1nh. T\u00f9y theo t\u1eebng nh\u00e0 c\u00e1i \u0111\u1ec3 c\u00f3 th\u1ec3 \u0111\u01b0a ra c\u00e1ch chia th\u01b0\u1edfng kh\u00e1c nhau. Nh\u01b0ng nh\u00ecn chung th\u00ec c\u00e1c nh\u00e0 c\u00e1i s\u1ebd c\u00f3 t\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng trung b\u00ecnh l\u00e0 1 \u0103n 2.63<\/p>\n C\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t 7 con c\u0169ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t 6 con. B\u1ea1n c\u0169ng c\u1ea7n ph\u1ea3i l\u1ef1a ch\u1ecdn ra 7 con l\u00f4 tr\u01b0\u1ee3t kh\u00e1c nhau \u0111\u1ec3 \u0111\u00e1nh. T\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng trung b\u00ecnh c\u1ee7a n\u00f3 r\u01a1i v\u00e0o 1 \u0103n 3.1.<\/p>\n C\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t 8 con th\u00ec c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n c\u1ea7n ch\u1ecdn 8 con l\u00f4 kh\u00f4ng v\u1ec1 trong k\u1ef3 quay ti\u1ebfp theo \u0111\u1ec3 \u0111\u00e1nh. T\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng c\u0169ng t\u00f9y v\u00e0o t\u1eebng nh\u00e0 c\u00e1i s\u1ebd \u0111\u01b0a ra, nh\u01b0ng chung nh\u1ea5t l\u00e0 t\u1ef7 l\u1ec7 1 \u0103n 3.76.<\/p>\n \u0110\u00e1nh l\u00f4 tr\u01b0\u1ee3t 9 con l\u00e0 ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i ch\u1ecdn 9 con l\u00f4 kh\u00f4ng v\u1ec1 trong ng\u00e0y v\u1edbi t\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng 1 \u0103n 4.54.<\/p>\n T\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t 6, 7, 8, 9 con th\u00ec n\u00f3 c\u0169ng c\u1ea7n ph\u1ea3i l\u1ef1a ch\u1ecdn 10 con l\u00f4 tr\u01b0\u1ee3t. H\u00ecnh th\u1ee9c n\u00e0y th\u01b0\u1eddng s\u1ebd th\u01b0\u1eddng \u00e1p d\u1ee5ng v\u00e0 ch\u01a1i nhi\u1ec1u v\u1edbi nh\u1eefng b\u1eadc ti\u1ec1n b\u1ed1i ho\u1eb7c cao th\u1ee7 trong ngh\u1ec1 \u0111\u1ec3 t\u0103ng t\u1ef7 l\u1ec7 chi\u1ebfn th\u1eafng l\u00ean cao h\u01a1n. Th\u01b0\u1eddng t\u1ef7 l\u1ec7 \u0103n th\u01b0\u1edfng n\u00e0y s\u1ebd l\u00e0 1 \u0103n 5.5.<\/p>\nL\u00f4 tr\u01b0\u1ee3t l\u00e0 g\u00ec?<\/b><\/span><\/h2>\n
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L\u00f4 tr\u01b0\u1ee3t \u0103n bao nhi\u00eau?<\/b><\/span><\/h2>\n
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\u0110\u00e1nh l\u00f4 tr\u01b0\u1ee3t 6 con<\/strong><\/h4>\n<\/li>\n<\/ul>\n
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\u0110\u00e1nh l\u00f4 tr\u01b0\u1ee3t 7 con<\/strong><\/h4>\n<\/li>\n<\/ul>\n
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\u0110\u00e1nh l\u00f4 tr\u01b0\u1ee3t 8 con<\/strong><\/h4>\n<\/li>\n<\/ul>\n
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\u0110\u00e1nh l\u00f4 tr\u01b0\u1ee3t 9 con<\/strong><\/h4>\n<\/li>\n<\/ul>\n
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\u0110\u00e1nh l\u00f4 tr\u01b0\u1ee3t 10 con<\/strong><\/h4>\n<\/li>\n<\/ul>\n
C\u00e1ch \u0111\u00e1nh l\u00f4 tr\u01b0\u1ee3t (c\u00e1ch b\u1eaft l\u00f4 tr\u01b0\u1ee3t, c\u00e1ch t\u00ecm l\u00f4 tr\u01b0\u1ee3t hi\u1ec7u qu\u1ea3, t\u00ednh l\u00f4 tr\u01b0\u1ee3t)<\/b><\/span><\/h2>\n