- \n
- L\u00f4 d\u00e0n l\u00e0 g\u00ec?<\/li>\n
- T\u1ea1i sao \u0111\u00e1nh l\u00f4 d\u00e0n l\u1ea1i quan tr\u1ecdng?<\/li>\n
- \u0110\u00e1nh l\u00f4 d\u00e0n theo t\u1ed5ng<\/li>\n<\/ul>\n<\/div>\n
L\u00f4 d\u00e0n l\u00e0 g\u00ec?<\/b><\/h2>\n
- <\/dl>\n
- <\/em><\/dt>\n
- T\u1ed5ng h\u1ee3p kinh nghi\u1ec7m ch\u01a1i l\u00f4 d\u00e0n<\/em><\/dd>\n<\/dl>\n
L\u00f4 d\u00e0n l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh l\u00f4 d\u1ef1a v\u00e0o m\u1ed9t b\u1ed9 c\u00e1c con s\u1ed1 \u0111i li\u1ec1n v\u1edbi nhau. \u0110\u00e2y th\u01b0\u1eddng l\u00e0 nh\u1eefng con s\u1ed1 m\u00e0 ng\u01b0\u1eddi ch\u01a1i nghi\u00ean c\u1ee9u t\u00ednh to\u00e1n ra x\u00e1c su\u1ea5t v\u1ec1 nhi\u1ec1u nh\u1ea5t \u0111\u1ec3 \u0111\u00e1nh. Th\u00f4ng th\u01b0\u1eddng khi \u0111\u00e1nh l\u00f4 d\u00e0n ng\u01b0\u1eddi ta th\u01b0\u1eddng ch\u01a1i t\u1eeb 4 c\u1eb7p s\u1ed1 tr\u1edf n\u00ean.<\/p>\n
\u0110\u1ec3 ch\u01a1i l\u00f4 d\u00e0n ng\u01b0\u1eddi ch\u01a1i kh\u00f4ng c\u1ea7n ph\u1ea3i t\u00ednh to\u00e1n nhi\u1ec1u m\u00e0 ch\u1ec9 c\u1ea7n ghi nh\u1edb t\u1ed1t l\u00e0 c\u00f3 th\u1ec3 gi\u00e0nh ph\u1ea7n th\u1eafng. \u0110\u1ed3ng th\u1eddi ch\u01a1i l\u00f4 d\u00e0n l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p kh\u00e1 an to\u00e0n b\u1edfi ch\u1ec9 c\u1ea7n \u0111o\u00e1n tr\u00fang 1-2 con l\u00e0 ng\u01b0\u1eddi ch\u01a1i c\u0169ng c\u00f3 l\u00e3i. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y tuy kh\u00f4ng mang l\u1ea1i l\u1ee3i nhu\u1eadn cao nh\u01b0 c\u00e1c h\u00ecnh th\u1ee9c \u0111\u00e1nh l\u00f4 kh\u00e1c nh\u01b0ng l\u1ea1i kh\u00e1 l\u00e0 an to\u00e0n. V\u00ec th\u1ebf, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng ng\u01b0\u1eddi ch\u01a1i th\u00edch s\u1ef1 an to\u00e0n.<\/p>\n
V\u00ed d\u1ee5: Ng\u01b0\u1eddi ch\u01a1i l\u1ef1a ch\u1ecdn \u0111\u00e1nh l\u00f4 d\u00e0n 4 v\u1edbi s\u1ed1 \u0111i\u1ec3m c\u01b0\u1ee3c l\u00e0 10 \u0111i\u1ec3m v\u00e0 ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i b\u1ecf ra s\u1ed1 ti\u1ec1n c\u01b0\u1ee3c l\u00e0 4 x 10 x 23.000 = 920.000 \u0111\u1ed3ng. N\u1ebfu th\u1eafng ng\u01b0\u1eddi ch\u01a1i s\u1ebd thu v\u1ec1 \u0111\u01b0\u1ee3c s\u1ed1 ti\u1ec1n theo t\u1ef7 l\u1ec7 l\u00e0 1:99.<\/p>\n
T\u1ea1i sao \u0111\u00e1nh l\u00f4 d\u00e0n l\u1ea1i quan tr\u1ecdng?<\/b><\/h2>\n
C\u00f3 th\u1ec3 n\u00f3i \u0111\u00e1nh l\u00f4 d\u00e0n l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ch\u01a1i c\u1ea7u l\u00f4 c\u1ef1c k\u1ef3 an to\u00e0n nh\u1ea5t l\u00e0 \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi m\u1edbi ch\u01a1i. V\u00ec n\u1ebfu ch\u1ec9 \u0111\u00e1nh m\u1ed9t con th\u00ec x\u00e1c su\u1ea5t con \u1ea5y v\u1ec1 l\u00e0 r\u1ea5t th\u1ea5p; n\u1ebfu ki\u00ean quy\u1ebft nu\u00f4i m\u00e3i c\u00f3 th\u1ec3 b\u1ea1n s\u1ebd b\u1ecb c\u1ea1n ki\u1ec7t v\u1ed1n. \u0110\u00e1nh l\u00f4 d\u00e0n l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh nhi\u1ec1u con c\u00f9ng 1 l\u00fac. \u0110\u1ea7u t\u01b0 v\u1ed1n c\u00f3 th\u1ec3 nhi\u1ec1u h\u01a1n ch\u00fat tuy nhi\u00ean t\u1ef7 l\u1ec7 tr\u01b0\u1ee3t l\u00f4 l\u1ea1i r\u1ea5t \u00edt v\u00e0 t\u1ef7 l\u1ec7 \u0103n c\u0169ng cao h\u01a1n.<\/p>\n
L\u00f4 d\u00e0n nghe th\u00ec c\u00f3 v\u1ebb d\u1ec5 \u0111\u00e1nh tuy nhi\u00ean l\u00e0m sao \u0111\u1ec3 b\u1eaft \u0111\u01b0\u1ee3c d\u00e0n l\u00f4 v\u1ec1 nhi\u1ec1u nh\u00e1y th\u00ec b\u1ea1n c\u1ea7n c\u00f3 chi\u1ebfn thu\u1eadt khoa h\u1ecdc. \u0110i\u1ec1u quan tr\u1ecdng kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u00f3 l\u00e0 b\u1ea1n c\u1ea7n n\u1eafm v\u1eefng nh\u1eefng b\u00ed k\u00edp sau \u0111\u00e2y c\u1ee7a c\u00e1c b\u1eadc cao th\u1ee7 t\u00edch l\u0169y trong nhi\u1ec1u n\u0103m qua.<\/p>\n
\u0110\u00e1nh l\u00f4 d\u00e0n theo t\u1ed5ng<\/b><\/h2>\n
- <\/dl>\n
- <\/em><\/dt>\n
- \u0110\u00e1nh l\u00f4 d\u00e0n hi\u1ec7u qu\u1ea3<\/em><\/dd>\n<\/dl>\n
V\u1edbi c\u00e1ch ch\u01a1i n\u00e0y anh em c\u1ea7n nghi\u00ean c\u1ee9u k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 2 ng\u00e0y li\u1ec1n nhau. N\u1ebfu th\u1ea5y \u0111\u1ec1 v\u1ec1 c\u00f3 c\u00f9ng 1 t\u1ed5ng th\u00ec \u0111\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u b\u1eaft \u0111\u1ec1 d\u00e0n 28 s\u1ed1 chu\u1ea9n nh\u1ea5t.<\/p>\n
T\u1eeb t\u1ed5ng s\u1ed1 n\u00e0y ta s\u1ebd \u0111\u01b0a ra \u0111\u01b0\u1ee3c 19 s\u1ed1 theo b\u00f3ng d\u01b0\u01a1ng c\u1ee7a n\u00f3<\/p>\n
C\u00f2n 9 s\u1ed1 c\u00f2n l\u1ea1i l\u00e0 nh\u1eefng s\u1ed1 c\u00f3 \u0111\u1ea7u l\u00e0 b\u00f3ng d\u01b0\u01a1ng c\u1ee7a s\u1ed1 \u0111\u1ea7u ti\u00ean v\u1ec1 trong ng\u00e0y th\u1ee9 2.<\/p>\n
Quy \u01b0\u1edbc b\u00f3ng d\u01b0\u01a1ng l\u00e0 1 \u2013 6, 2 \u2013 7, 3 \u2013 8, 4 \u2013 9, 5 \u2013 0.<\/p>\n
V\u00ed d\u1ee5: Theo b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 th\u00ec ta c\u00f3 ng\u00e0y 16\/04\/ 2024 s\u1ed1 \u0111\u1ec1 v\u1ec1 l\u00e0 46 v\u00e0 ng\u00e0y 17\/04\/2024 \u0111\u1ec1 v\u1ec1 l\u00e0 64. T\u1ed5ng c\u1ee7a 2 s\u1ed1 l\u00e0 0 v\u00e0 b\u00f3ng d\u01b0\u01a1ng c\u1ee7a n\u00f3 l\u00e0 5. Ta \u0111\u01b0a ra \u0111\u01b0\u1ee3c d\u00e0n \u0111\u1ec1 19 s\u1ed1 g\u1ed3m: 05, 50, 15, 51, 25, 52, 53, 35, 54, 45, 55, 56, 65, 57, 75, 58, 85, 59, 95.<\/p>\n
Ti\u1ebfp t\u1ee5c ta l\u1ea5y b\u00f3ng d\u01b0\u01a1ng c\u1ee7a \u0111\u1ea7u s\u1ed1 \u0111\u1ec1 ng\u00e0y th\u1ee9 2 l\u00e0 6 \u2013 1. Ta s\u1ebd suy ra \u0111\u01b0\u1ee3c d\u00e0n \u0111\u1ec1 9 s\u1ed1 g\u1ed3m 10, 11, 12, 13, 14, 15, 16, 17, 18, 19.<\/p>\n
K\u1ebft h\u1ee3p l\u1ea1i ta s\u1ebd \u0111\u01b0\u1ee3c d\u00e0n \u0111\u1ec1 28 s\u1ed1 g\u1ed3m: 05. 50. 15. 51. 25. 52. 53. 35. 54. 45. 55. 56. 65. 57. 75. 58. 85. 59. 95. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19.<\/p>\n
B\u00e0i vi\u1ebft tr\u00ean l\u00e0 chia s\u1ebb c\u1ee7a c\u00e1c chuy\u00ean gia c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 l\u00f4 d\u00e0n mong r\u1eb1ng c\u00f3 th\u1ec3 gi\u00fap m\u1ecdi ng\u01b0\u1eddi t\u00ecm ra ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh l\u00f4 d\u00e0n ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi b\u1ea3n th\u00e2n. L\u00f4 d\u00e0n tuy c\u00f3 th\u1ec3 mang v\u1ec1 l\u1ee3i nhu\u1eadn cao nh\u01b0ng n\u1ebfu kh\u00f4ng c\u00f3 nhi\u1ec1u kinh nghi\u1ec7m th\u00ec r\u1ea5t kh\u00f3 \u0111\u1ec3 chi\u1ebfn th\u1eafng. H\u00e3y h\u1ecdc h\u1ecfi th\u00eam nhi\u1ec1u ki\u1ebfn th\u1ee9c t\u1eeb chuy\u00ean m\u1ee5c kinh nghi\u1ec7m l\u00f4 \u0111\u1ec3 c\u1ee7a ch\u00fang t\u00f4i. Ch\u00fac anh em lu\u00f4n may m\u1eafn v\u00e0 th\u00e0nh c\u00f4ng khi \u0111\u00e1nh l\u00f4 d\u00e0n.<\/p>\n<\/article>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n
<\/main><\/div>\n<\/div>\n
\u0103n s\u1ed1 cao c\u1ea5p <\/h3>\n
- \u0110\u00e1nh l\u00f4 d\u00e0n hi\u1ec7u qu\u1ea3<\/em><\/dd>\n<\/dl>\n
- \n
- T\u1ed5ng h\u1ee3p kinh nghi\u1ec7m ch\u01a1i l\u00f4 d\u00e0n<\/em><\/dd>\n<\/dl>\n
- \n
- <\/em><\/dt>\n
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N\u1ed9i dung<\/span>[Hi\u1ec3n th\u1ecb]<\/span><\/div>\n