{"id":18060,"date":"2024-04-11T16:59:56","date_gmt":"2024-04-11T16:59:56","guid":{"rendered":"https:\/\/soicau5097.minhngocxoso.com\/?p=18060"},"modified":"2024-04-11T16:59:56","modified_gmt":"2024-04-11T16:59:56","slug":"cach-soi-de-chuan-cong-thuc-tinh-lo-de-mien-bac","status":"publish","type":"post","link":"https:\/\/lotobachthulo.com\/cach-soi-de-chuan-cong-thuc-tinh-lo-de-mien-bac\/","title":{"rendered":"c\u00e1ch soi \u0111\u1ec1 chu\u1ea9n \u2013 c\u00f4ng th\u1ee9c t\u00ednh l\u00f4 \u0111\u1ec1 mi\u1ec1n b\u1eafc"},"content":{"rendered":"
<\/p>\n\n\n
V\u00ec l\u00e0 h\u00ecnh th\u1ee9c gi\u1ea3i tr\u00ed \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi y\u00eau th\u00edch v\u00e0 l\u1ef1a ch\u1ecdn, do v\u1eady m\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p d\u1ef1 \u0111o\u00e1n b\u1eaft \u0111\u1ec1 \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i l\u00e2u n\u0103m nghi\u00ean c\u1ee9u ra. Trong \u0111\u00f3, b\u1eaft theo t\u1ed5ng \u0111\u1ec1 t\u1ed5ng ch\u1eb5n t\u1ed5ng l\u1ebb \u0111ang l\u00e0 c\u00e1ch m\u00e0 nhi\u1ec1u anh em l\u00f4 th\u1ee7 \u00e1p d\u1ee5ng nh\u1ea5t. V\u1eady b\u1ea1n \u0111\u00e3 bi\u1ebft v\u1ec1 c\u00e1ch b\u1eaft theo t\u1ed5ng \u0111\u1ec1, ch\u1eb5n, l\u1ebb nh\u01b0 th\u1ebf n\u00e0o ch\u01b0a? N\u1ebfu ch\u01b0a, h\u00e3y tham kh\u1ea3o \u1edf b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y c\u1ee7a ch\u00fang t\u00f4i.<\/p>\n\n\n\n
Tr\u01b0\u1edbc khi t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 t\u1ed5ng \u0111\u1ec1, t\u1ed5ng ch\u1eb5n, t\u1ed5ng l\u1ebb<\/strong> l\u00e0 g\u00ec? Ch\u00fang t\u00f4i mu\u1ed1n b\u1ea1n hi\u1ec3u r\u1eb1ng; T\u1ed5ng \u0111\u1ec1 ch\u00ednh l\u00e0 ph\u00e9p t\u00ednh t\u1ed5ng c\u1ee7a 2 con s\u1ed1 cu\u1ed1i c\u00f9ng n\u1eb1m trong gi\u1ea3i \u0111\u1eb7c bi\u1ec7t.<\/p>\n\n\n\n Hi\u1ec7n nay c\u00e1c anh em l\u00f4 th\u1ee7 ch\u1ee7 y\u1ebfu d\u00f9ng t\u1ed5ng \u0111\u1ec1 \u0111\u1ec3 b\u1eaft b\u1ea1ch th\u1ee7 l\u00f4 v\u00e0 \u0111em l\u1ea1i hi\u1ec7u qu\u1ea3 kh\u00e1 cao. Nh\u1ea5t l\u00e0 khi b\u1ea1n c\u00f2n \u00e1p d\u1ee5ng th\u00eam c\u00e1ch nu\u00f4i khung 3 \u2013 5 \u2013 7 ng\u00e0y tu\u1ef3 v\u00e0o t\u00ecnh h\u00ecnh c\u0169ng nh\u01b0 ngu\u1ed3n v\u1ed1n c\u1ee7a b\u1ea1n. N\u00f3i chung l\u00e0 1 tay ch\u01a1i l\u00f4 \u0111\u1ec1, b\u1ea1n kh\u00f4ng th\u1ec3 b\u1ecf qua c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 \u0111\u1ec1 \u0111\u00e1nh l\u00f4 n\u00e0y.<\/p>\n\n\n\n Trong t\u1ed5ng \u0111\u1ec1<\/strong> th\u00ec t\u1ed5ng \u0111\u1ec1 ch\u1eb5n ch\u00ednh l\u00e0 1 ki\u1ec3u thu\u1ed9c v\u00e0o t\u1ed5ng \u0111\u1ec1. \u0110\u00e2y ch\u00ednh l\u00e0 t\u1eadp h\u1ee3p c\u00e1c b\u1ed9 s\u1ed1 ch\u1eb5n ho\u1eb7c c\u00e1c s\u1ed1 c\u00f3 t\u1ed5ng l\u00e0 s\u1ed1 ch\u1eb5n n\u1eb1m trong kho\u1ea3ng 00 \u2013 99. D\u01b0\u1edbi \u0111\u00e2y c\u00e1c chuy\u00ean gia \u0111\u00e3 nghi\u00ean c\u1ee9u v\u00e0o t\u00ecm ki\u1ebfm ra t\u1ed5ng ch\u1eb5n g\u1ed3m 50 con s\u1ed1 sau:<\/p>\n\n\n\n Khi hi\u1ec3u v\u1ec1 t\u1ed5ng ch\u1eb5n th\u00ec vi\u1ec7c bi\u1ebft th\u00eam v\u1ec1 t\u1ed5ng l\u1ebb l\u00e0 \u0111i\u1ec1u tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n bao gi\u1edd h\u1ebft. B\u1edfi v\u00ec \u1edf \u0111\u00e2y t\u1ed5ng l\u1ebb ch\u00ednh l\u00e0 con s\u1ed1 l\u1ebb thu\u1ed9c d\u00e3y 00 \u2013 99 ho\u1eb7c t\u1ed5ng c\u1ee7a 2 con s\u1ed1 c\u1ed9ng l\u1ea1i l\u00e0 1 s\u1ed1 l\u1ebb. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 50 con s\u1ed1 thu\u1ed9c v\u00e0o t\u1ed5ng l\u1ebb, \u0111\u00f3 l\u00e0:<\/p>\n\n\n\n \u0110\u1ec1 t\u1ed5ng 0 bao g\u1ed3m 10 con s\u1ed1 sau: 00 \u2013 19 \u2013 91 \u2013 28 \u2013 82 \u2013 37 \u2013 73 \u2013 46 \u2013 64 \u2013 55<\/p>\n\n\n\n \u0110\u1ec1 t\u1ed5ng 1 bao g\u1ed3m 10 con s\u1ed1 sau: 01 \u2013 10 \u2013 29 \u2013 92 \u2013 38 \u2013 83 \u2013 47 \u2013 74 \u2013 56 \u2013 65<\/p>\n\n\n\n \u0110\u1ec1 t\u1ed5ng 2 bao g\u1ed3m 10 con s\u1ed1 sau: 20 \u2013 02 \u2013 39 \u2013 93 \u2013 48 \u2013 84 \u2013 57 \u2013 75 \u2013 66 \u2013 11<\/p>\n\n\n\n \u0110\u1ec1 t\u1ed5ng 3 bao g\u1ed3m 10 con s\u1ed1 sau 03 \u2013 30 \u2013 12 \u2013 21 \u2013 49 \u2013 94 \u2013 58 \u2013 85 \u2013 67 \u2013 76<\/p>\n\n\n\n \u0110\u1ec1 t\u1ed5ng 4 bao g\u1ed3m 10 con s\u1ed1 sau 04 \u2013 40 \u2013 13 \u2013 31 \u2013 22 \u2013 59 \u2013 95 \u2013 68 \u2013 86 \u2013 77<\/p>\n\n\n\n \u0110\u1ec1 t\u1ed5ng 5 bao g\u1ed3m 10 con s\u1ed1 sau 05 \u2013 50 \u2013 14 \u2013 41 \u2013 23 \u2013 32 \u2013 69 \u2013 96 \u2013 78 \u2013 87<\/p>\n\n\n\n \u0110\u1ec1 t\u1ed5ng 6 bao g\u1ed3m 10 con s\u1ed1 sau 06 \u2013 60 \u2013 15 \u2013 51 \u2013 24 \u2013 42 \u2013 33 \u2013 79 \u2013 97 \u2013 88<\/p>\n\n\n\n \u0110\u1ec1 t\u1ed5ng 7 bao g\u1ed3m 10 con s\u1ed1 sau 07 \u2013 70 \u2013 16 \u2013 61 \u2013 25 \u2013 52 \u2013 34 \u2013 43 \u2013 89 \u2013 98<\/p>\n\n\n\n \u0110\u1ec1 t\u1ed5ng 7 bao g\u1ed3m 10 con s\u1ed1 sau 08 \u2013 80 \u2013 17 \u2013 71 \u2013 26 \u2013 62 \u2013 35 \u2013 53 \u2013 44 \u2013 99<\/p>\n\n\n\n \u0110\u1ec1 t\u1ed5ng 7 bao g\u1ed3m 10 con s\u1ed1 sau 09 \u2013 90 \u2013 18 \u2013 81 \u2013 27 \u2013 72 \u2013 36 \u2013 63 \u2013 45 \u2013 54<\/p>\n\n\n\n Hi\u1ec7n nay \u0111\u00e1nh \u0111\u1ec1 theo t\u1ed5ng \u0111\u1ec1\/ t\u1ed5ng ch\u1eb5n\/ t\u1ed5ng l\u1ebb \u0111ang l\u00e0 ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u hi\u1ec7u qu\u1ea3 \u0111\u01b0\u1ee3c nhi\u1ec1u anh em c\u01b0\u1ee3c th\u1ee7. B\u1edfi v\u00ec h\u00ecnh th\u1ee9c soi c\u1ea7u n\u00e0y \u0111em l\u1ea1i nhi\u1ec1u m\u1eb7t t\u00edch c\u1ef1c nh\u01b0:<\/p>\n\n\n\n M\u1eb7c d\u00f9 l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh l\u00f4, \u0111\u1ec1 c\u00f3 nhi\u1ec1u \u0111\u1eb7c \u0111i\u1ec3m \u01b0u \u0111i\u1ec3m mang l\u1ea1i l\u1ee3i th\u1ebf cho ng\u01b0\u1eddi ch\u01a1i. Tuy nhi\u00ean theo nh\u01b0 nhi\u1ec1u anh em nh\u1eadn \u0111\u1ecbnh th\u00eam th\u00ec ph\u01b0\u01a1ng ph\u00e1p b\u1eaft \u0111\u1ec1, l\u00f4 theo t\u1ed5ng \u0111\u1ec1\/ t\u1ed5ng ch\u1eb5n\/ t\u1ed5ng l\u1ebb c\u0169ng c\u00f3 nh\u1eefng m\u1eb7t h\u1ea1n ch\u1ebf nh\u1ea5t \u0111\u1ecbnh. \u0110\u00f3 l\u00e0 nh\u1eefng nh\u01b0\u1ee3c \u0111i\u1ec3m sau \u0111\u00e2y:<\/p>\n\n\n\n Trong t\u1ea5t c\u1ea3 c\u00e1c c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 th\u00ec \u0111\u00e2y l\u00e0 c\u00e1ch \u0111\u01b0\u1ee3c c\u00e1c chuy\u00ean gia v\u00e0 nh\u1eefng d\u00e2n ch\u01a1i chuy\u00ean nghi\u1ec7p \u0111\u00e1nh gi\u00e1 l\u00e0 \u1ed5n \u0111\u1ecbnh nh\u1ea5t v\u00e0 m\u1ee9c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a n\u00f3 l\u00e0 trong nhi\u1ec1u tu\u1ea7n li\u1ec1n. N\u1ebfu anh em n\u00e0o mu\u1ed1n tr\u00fang th\u00ec c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng \u0111\u1ec3 tr\u00fang l\u1edbn.<\/p>\n\n\n\n Theo \u0111\u00f3 th\u00ec c\u00e1ch \u0111\u00e1nh nh\u01b0 sau: b\u1ea1n s\u1ebd l\u1ea5y c\u1ed9ng 5 s\u1ed1 trong gi\u1ea3i \u0111\u1eb7c bi\u1ec7t trong b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 h\u00f4m qua. D\u00f9ng t\u1ed5ng \u0111\u00e3 t\u00ednh xong \u0111\u1ec3 ch\u01a1i l\u00f4 \u0111\u1ec1 cho ng\u00e0y h\u00f4m sau. Kinh nghi\u1ec7m cho th\u1ea5y c\u00e1ch ch\u01a1i n\u00e0y t\u1ef7 l\u1ec7 \u0103n kh\u00e1 cao \u0111\u1ea5y. V\u1edbi c\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1ea1m chu\u1ea9n nh\u1ea5t trong ng\u00e0y n\u00e0y th\u00ec b\u1ea1n lu\u00f4n c\u00f3 c\u01a1 h\u1ed9i gi\u00e0nh chi\u1ebfn th\u1eafng r\u1ea5t cao.<\/p>\n\n\n\n So v\u1edbi lo\u1ea1i c\u00e1ch \u0111\u00e1nh tr\u00ean th\u00ec c\u00e1ch \u0111\u00e1nh n\u00e0y \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 kh\u00e1 \u1ed5n, nh\u01b0ng b\u1ea1n \u0103n kho\u1ea3ng 3- 4 tu\u1ea7n th\u00ec ngh\u1ec9 1 \u2013 2 tu\u1ea7n r\u1ed3i b\u1ea1n m\u1edbi n\u00ean l\u1ea1i ch\u01a1i ti\u1ebfp.<\/p>\n\n\n\n Lo\u1ea1i n\u00e0y c\u00f3 c\u00e1ch \u0111\u00e1nh nh\u01b0 sau: B\u1ea1n c\u00f3 th\u1ec3 gh\u00e9p c\u00e1c con s\u1ed1 c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u00e0 gi\u1ea3i nh\u00ec c\u1ee7a c\u00f9ng m\u1ed9t b\u1ea3ng v\u1edbi nhau l\u1ea1i. <\/p>\n\n\n\n V\u00ed d\u1ee5 ng\u01b0\u1eddi ch\u01a1i c\u00f3 m\u1ed9t d\u00e3y s\u1ed1 nh\u01b0 sau: 345678912. B\u1ea1n h\u00e3y c\u1ed9ng d\u1ed3n li\u00ean ti\u1ebfp hai s\u1ed1 b\u00ean c\u1ea1nh nhau theo quy lu\u1eadt Pascal \u0111\u1ebfn khi ch\u1ec9 c\u00f2n 2 ch\u1eef s\u1ed1. Ng\u01b0\u1eddi ch\u01a1i s\u1ebd l\u1ea5y 2 s\u1ed1 cu\u1ed1i c\u1ee7a t\u1ed5ng \u0111\u1ec1 \u0111\u00f3 \u0111\u1ec3 ch\u1ed1t. <\/p>\n\n\n\n \u0110\u1eb7c bi\u1ec7t ch\u00fa \u00fd ng\u01b0\u1eddi ch\u01a1i n\u00ean \u0111i\u1ec1u khi\u1ec3n ph\u01b0\u01a1ng ph\u00e1p n\u00e0y theo h\u01b0\u1edbng \u0111\u00f3 l\u00e0 b\u00f3c l\u00f3t con ng\u01b0\u1ee3c c\u1ee7a b\u1ea1ch th\u1ee7 l\u1ec7 b\u1ea3o \u0111\u1ea3m v\u1ed1n \u00bd \u0111\u1ec3 tr\u00e1nh t\u1ea1ch l\u1ed7 qu\u00e1 nhi\u1ec1u nh\u00e9. <\/p>\n\n\n\n Ng\u01b0\u1eddi ch\u01a1i l\u01b0u \u00fd khi \u0111\u00e1nh l\u00f4 th\u00ec c\u0169ng ch\u00fa \u00fd n\u1ebfu t\u1ed5ng 2 s\u1ed1 li\u1ec1n k\u1ec1 l\u1edbn h\u01a1n 10 th\u00ec ch\u1ec9 n\u00ean l\u1ea5y s\u1ed1 \u1edf h\u00e0ng \u0111\u01a1n v\u1ecb th\u00f4i. <\/p>\n\n\n <\/p>\n\n\n Tr\u00ean th\u1ef1c t\u1ebf th\u00ec c\u00e1ch \u0111\u00e1nh c\u1ea7u n\u00e0y r\u1ea5t d\u1ec5, b\u1ea1n n\u00ean l\u1ea5y s\u1ed1 \u0111\u1ea7u c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t xsmb ng\u00e0y th\u1ee9 2 \u0111\u1ea7u tu\u1ea7n l\u00e0m t\u1ed5ng l\u00f4 ch\u1ed1t c\u1ee7a c\u1ea3 tu\u1ea7n \u0111\u00f3. C\u00e1ch ch\u01a1i n\u00e0y c\u00f3 m\u1ed9t nh\u01b0\u1ee3c \u0111i\u1ec3m \u0111\u00f3 ch\u00ednh l\u00e0 ph\u1ea3i ch\u1edd \u0111\u1ebfn th\u1ee9 3 m\u1edbi ch\u01a1i \u0111\u01b0\u1ee3c, anh em n\u1ebfu c\u00f3 vi\u1ec7c b\u1eadn t\u1edbi th\u1ee9 5 m\u1edbi ch\u01a1i th\u00ec x\u00e1c su\u1ea5t tr\u00fang l\u00e0 r\u1ea5t th\u1ea5p. <\/p>\n\n\n\n V\u00ed d\u1ee5 \u0111\u1ed1i v\u1edbi k\u1ebft qu\u1ea3 th\u1ef1c t\u1ebf \u1edf k\u1ebft qu\u1ea3 xsmb v\u00e0o ng\u00e0y th\u1ee9 2 c\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 b\u1eb1ng 0 th\u00ec anh em n\u00ean b\u1eaft \u0111\u1ec3 ng\u00e0y h\u00f4m sau c\u00e1c con sau: 00, 55, 191, 282, 373, 464 nh\u00e9. <\/p>\n\n\n\n Nh\u01b0 v\u1eady c\u1ea7u n\u00e0y \u00edt s\u1ed1 m\u00e0 t\u1ef7 l\u1ec7 tr\u00fang cao, d\u00e0i ng\u00e0y, l\u00e3i nhi\u1ec1u.<\/p>\n\n\n\n C\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 n\u00e0y l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch soi c\u1ea7u l\u00f4 \u0111\u1ec1 ph\u1ed5 bi\u1ebfn m\u00e0 ng\u01b0\u1eddi ch\u01a1i n\u00ean \u00e1p d\u1ee5ng. B\u1edfi nhi\u1ec1u ng\u01b0\u1eddi \u0111\u00e3 gi\u00e0nh \u0111\u01b0\u1ee3c chi\u1ebfn th\u1eafng khi \u00e1p d\u1ee5ng chi\u1ebfn thu\u1eadt n\u00e0y. N\u1ebfu t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t r\u01a1i v\u00e0o c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau \u0111\u00e2y th\u00ec b\u1ea1n n\u00ean \u0111\u00e1nh ngay t\u1ed5ng \u0111\u1ec1 ng\u00e0y h\u00f4m sau nh\u01b0:<\/p>\n\n\n\n N\u1ebfu t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u1ee7a h\u00f4m nay l\u00e0 9 th\u00ec ng\u00e0y h\u00f4m sau \u0111\u1ec1 d\u1ec5 v\u1ec1 t\u1ed5ng = 5<\/p>\n\n\n\n N\u1ebfu t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u1ec1 h\u00f4m nay l\u00e0 10 th\u00ec h\u00f4m sau gi\u1ea3i \u0111\u1eb7c bi\u1ec7t d\u1ec5 v\u1ec1 t\u1ed5ng b\u1eb1ng 1<\/p>\n\n\n\n N\u1ebfu t\u1ed5ng gi\u1ea3i \u0111\u1eb7c bi\u1ec7t h\u00f4m nay l\u00e0 6 th\u00ec h\u00f4m sau gi\u1ea3i \u0111\u1eb7c bi\u1ec7t d\u1ec5 v\u1ec1 t\u1ed5ng b\u1eb1ng 8. <\/p>\n\n\n\n Ph\u01b0\u01a1ng ph\u00e1p c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 n\u00e0y gi\u00fap cho anh em c\u00f3 \u0111\u01b0\u1ee3c h\u01b0\u1edbng \u0111i \u0111\u00fang \u0111\u1eafn trong m\u1ed7i l\u1ea7n ch\u01a1i. Ch\u00fac anh em c\u00f3 \u0111\u01b0\u1ee3c chi\u1ebfn thu\u1eadt ch\u01a1i h\u1ee3p l\u00fd v\u00e0 \u0111em v\u1ec1 \u0111\u01b0\u1ee3c nhi\u1ec1u gi\u1ea3i th\u01b0\u1edfng may m\u1eafn<\/p>\n\n\n\n \u2013 D\u00f9ng 5 s\u1ed1 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u00e0 5 s\u1ed1 gi\u1ea3i nh\u1ea5t gh\u00e9p l\u1ea1i v\u1edbi nhau, sau \u0111\u00f3 c\u1ed9ng ch\u00fang l\u1ea1i theo quy lu\u1eadt Pascal t\u1ee9c l\u00e0 c\u1ed9ng 3 s\u1ed1 li\u1ec1n nhau li\u00ean ti\u1ebfp.<\/p>\n\n\n\n \u2013 N\u1ebfu t\u1ed5ng l\u1edbn h\u01a1n 10 ch\u1ec9 l\u1ea5y s\u1ed1 h\u00e0ng \u0111\u01a1n v\u1ecb.<\/p>\n\n\n\n \u2013 C\u1ed9ng \u0111\u1ebfn khi ch\u1ec9 c\u00f2n l\u1ea1i 2 s\u1ed1 th\u00ec l\u1ea5y \u0111\u00e1nh l\u00f4 h\u00f4m sau.<\/p>\n\n\n\n \u2013 C\u1ea7u n\u00e0y nu\u00f4i trong 3 ng\u00e0y.<\/p>\n\n\n\n C\u00e1ch \u0111\u00e1nh l\u00f4 n\u00e0y \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n nh\u01b0 sau: \u0111\u1ea7u ti\u00ean b\u1ea1n n\u00ean x\u00e1c \u0111\u1ecbnh ng\u00e0y b\u1eaft \u0111\u1ea7u ta t\u00ednh: coi \u0111\u1ec1 ng\u00e0y th\u1ee9 nh\u1ea5t l\u00e0 A,B ng\u00e0y th\u1ee9 2 l\u00e0 C, D. <\/p>\n\n\n\n Ta c\u00f3 tr\u01b0\u1eddng h\u1ee3p: A+ B= E;<\/p>\n\n\n\n C+D=F;<\/p>\n\n\n\n C\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u1ee5 th\u1ec3 x\u1ea3y ra nh\u01b0 sau: <\/p>\n\n\n\n Tr\u01b0\u1eddng h\u1ee3p 1: N\u1ebfu nh\u01b0 E<10, F< 10 th\u00ec ta n\u00ean l\u1ea5y 10 \u2013 E = X, 10 \u2013 F = Y. \u0110\u00e1nh XY cho l\u00f4 ng\u00e0y th\u1ee9 3. <\/p>\n\n\n\n Tr\u01b0\u1eddng h\u1ee3p th\u1ee9 2: N\u1ebfu t\u1ef7 l\u1ec7 E > 10, F < 10 th\u00ec b\u1ea1n n\u00ean l\u1ea5y 20 \u2013 E = X, 10 \u2013 F= Y, \u0111\u00e1nh l\u00f4 XY ng\u00e0y th\u1ee9 3 ngay nh\u00e9.<\/p>\n\n\n\n C\u00e1ch th\u1ee9c m\u00e0 ch\u00fang t\u00f4i s\u1eafp gi\u1edbi thi\u1ec7u d\u01b0\u1edbi \u0111\u00e2y v\u1edbi c\u00e1c b\u1ea1n l\u00e0 m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c m\u1edbi \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n d\u1ef1a tr\u00ean c\u00f4ng th\u1ee9c n\u1ed5i ti\u1ebfng. Tam gi\u00e1c Pascal c\u1ee7a Newton.<\/p>\n\n\n\n Sau \u0111\u00e2y s\u1ebd l\u00e0 b\u00e0i h\u01b0\u1edbng d\u1eabn chi ti\u1ebft cho c\u00e1c c\u01b0\u1ee3c th\u1ee7 d\u1ec5 h\u00ecnh dung. Tr\u01b0\u1edbc ti\u00ean s\u1ebd d\u1ef1a v\u00e0o k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 ng\u00e0y 24\/12 sau \u0111\u00f3 t\u00ednh t\u1ed5ng l\u00f4 d\u1ef1a tr\u00ean gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u00e0 gi\u1ea3i nh\u1ea5t<\/p>\n\n\n\n Khi l\u1ea5y hai d\u00e3y tr\u00ean x\u1ebfp l\u1ea1i v\u1edbi nhau ch\u00fang ta c\u00f3 \u0111\u01b0\u1ee3c d\u00e3y s\u1ed1: 5052293807. H\u00e3y l\u1ea5y d\u00e3y s\u1ed1 n\u00e0y x\u1ebfp v\u00e0o \u0111\u00e1y c\u1ee7a h\u00ecnh tam gi\u00e1c (d\u00e3y cu\u1ed1i c\u00f9ng). V\u00ed d\u1ee5: <\/p>\r\n V\u00ec l\u00e0 h\u00ecnh th\u1ee9c gi\u1ea3i tr\u00ed \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi y\u00eau th\u00edch v\u00e0 l\u1ef1a ch\u1ecdn, do v\u1eady m\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p d\u1ef1 \u0111o\u00e1n b\u1eaft \u0111\u1ec1 \u0111\u01b0\u1ee3c<\/p>\n","protected":false},"author":1,"featured_media":18063,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[3039,3171,3040,3527,3409,3469,3563,3717,3716,3718,3565,3619,3602,3604,635,3404,3715,3714,3348,3038,3566,3163,3406,3408],"yoast_head":"\nT\u1ed5ng \u0111\u1ec1 ch\u1eb5n l\u00e0 g\u00ec? T\u1ed5ng \u0111\u1ec1 ch\u1eb5n g\u1ed3m nh\u1eefng con s\u1ed1 n\u00e0o?<\/strong><\/h2>\n\n\n\n
T\u1ed5ng \u0111\u1ec1 l\u1ebb l\u00e0 g\u00ec? T\u1ed5ng \u0111\u1ec1 l\u1ebb g\u1ed3m nh\u1eefng con s\u1ed1 n\u00e0o?<\/strong><\/h2>\n\n\n\n
T\u1ed5ng \u0111\u1ec1 c\u00f3 nh\u1eefng con n\u00e0o<\/strong><\/h2>\n\n\n\n
\u0110\u1ec1 t\u1ed5ng 0 c\u00f3 c\u00e1c con s\u1ed1 n\u00e0o<\/h4>\n\n\n\n
\u0110\u1ec1 t\u1ed5ng 1 c\u00f3 c\u00e1c con s\u1ed1 n\u00e0o<\/h4>\n\n\n\n
\u0110\u1ec1 t\u1ed5ng 2 c\u00f3 c\u00e1c con s\u1ed1 n\u00e0o<\/h4>\n\n\n\n
\u0110\u1ec1 t\u1ed5ng 3 c\u00f3 c\u00e1c con s\u1ed1 n\u00e0o<\/h4>\n\n\n\n
\u0110\u1ec1 t\u1ed5ng 4 c\u00f3 c\u00e1c con s\u1ed1 n\u00e0o<\/h4>\n\n\n\n
\u0110\u1ec1 t\u1ed5ng 5 c\u00f3 c\u00e1c con s\u1ed1 n\u00e0o<\/h4>\n\n\n\n
\u0110\u1ec1 t\u1ed5ng 6 c\u00f3 c\u00e1c con s\u1ed1 n\u00e0o<\/h4>\n\n\n\n
\u0110\u1ec1 t\u1ed5ng 7 c\u00f3 c\u00e1c con s\u1ed1 n\u00e0o<\/h4>\n\n\n\n
\u0110\u1ec1 t\u1ed5ng 8 c\u00f3 c\u00e1c con s\u1ed1 n\u00e0o<\/h4>\n\n\n\n
\u0110\u1ec1 t\u1ed5ng 9 c\u00f3 c\u00e1c con s\u1ed1 n\u00e0o<\/h4>\n\n\n\n
\u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m khi b\u1eaft \u0111\u1ec1 theo t\u1ed5ng \u0111\u1ec1<\/strong><\/h2>\n\n\n\n
\u01afu \u0111i\u1ec3m khi b\u1eaft l\u00f4, \u0111\u1ec1 theo t\u1ed5ng \u0111\u1ec1<\/em><\/strong><\/h3>\n\n\n\n
Nh\u01b0\u1ee3c \u0111i\u1ec3m khi b\u1eaft l\u00f4, \u0111\u1ec1 theo t\u1ed5ng \u0111\u1ec1<\/em><\/strong><\/h3>\n\n\n\n
C\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 chu\u1ea9n nh\u1ea5t 2024<\/h2>\n\n\n\n
Th\u1ee9 nh\u1ea5t, c\u1ea7u b\u1eaft t\u1ed5ng \u0111\u1eb7c bi\u1ec7t b\u1ea5t k\u1ef3<\/em><\/strong><\/h3>\n\n\n\n
Th\u1ee9 hai, c\u1ea7u b\u1eaft t\u1ed5ng \u0111\u1ec1 theo th\u1ee7 thu\u1eadt Pascal<\/em><\/strong><\/h3>\n\n\n\n
Th\u1ee9 ba, c\u1ea7u b\u1eaft t\u1ed5ng \u0111\u1ec1 nh\u1edd t\u1ed5ng \u0111\u1eb7c bi\u1ec7t ng\u00e0y th\u1ee9 2 \u0111\u1ea7u tu\u1ea7n<\/em><\/strong><\/h3>\n\n\n\n
Th\u1ee9 t\u01b0, c\u1ea7u b\u1eaft t\u1ed5ng \u0111\u1ec1 nh\u1edd ph\u01b0\u01a1ng ph\u00e1p b\u1ea1c nh\u1edb th\u00f4ng th\u01b0\u1eddng<\/em><\/strong><\/h3>\n\n\n\n
C\u00e1ch t\u00ednh t\u1ed5ng \u0111\u1ec1 n\u00e0y nh\u01b0 sau:<\/h5>\n\n\n\n
Cu\u1ed1i c\u00f9ng, c\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 th\u00f4ng qua t\u00ednh l\u00f4<\/strong><\/h3>\n\n\n\n
C\u00e1ch soi \u0111\u1ec1 chu\u1ea9n \u2013 C\u00f4ng th\u1ee9c t\u00ednh l\u00f4 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/strong><\/h2>\n\n\n\n
H\u1ecdc c\u00e1ch soi c\u1ea7u l\u00f4 c\u00f9ng ch\u00fang t\u00f4i<\/strong><\/h3>\n\n\n\n
Ti\u1ebfp theo, t\u00ednh t\u1ed5ng c\u1ee7a hai s\u1ed1 \u1edf g\u1ea7n nhau nh\u1ea5t, theo th\u1ee9 t\u1ef1 t\u1eeb tr\u00e1i sang ph\u1ea3i. <\/p>\n\n\n\n
Ch\u00fang ta c\u00f3 5052293807. V\u1eady c\u1ee9 theo th\u1ee9 t\u1ef1 t\u1eeb tr\u00e1i sang ph\u1ea3i, c\u1ed9ng l\u1ea7n l\u01b0\u1ee3t 2 s\u1ed1 v\u00e0o v\u1edbi nhau s\u1ebd c\u00f3 k\u1ebft qu\u1ea3: 5+0 . 0+5 . 5+2 . 2+2 . 2+9 . 9+3 . 8+0 . 0+7 .
T\u1eeb \u0111\u00f3 ch\u00fang ta l\u1ea1i \u0111\u01b0\u1ee3c m\u1ed9t d\u00e3y s\u1ed1 m\u1edbi: 5 \u2013 5 \u2013 7 \u2013 4 \u2013 11 \u2013 12 \u2013 8 \u2013 7<\/p>\n\n\n\n
L\u01b0u \u00fd : \u0110\u1ed1i v\u1edbi nh\u1eefng c\u1eb7p s\u1ed1 c\u1ed9ng l\u1ea1i \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 t\u1eeb 10 tr\u1edf l\u00ean, ch\u00fang ta ch\u1ec9 l\u1ea5y s\u1ed1 cu\u1ed1i
v\u00ec v\u1eady, d\u00e3y s\u1ed1 ch\u00fang ta t\u00ednh \u0111\u01b0\u1ee3c \u1edf tr\u00ean s\u1ebd bi\u1ebfn th\u00e0nh 5 \u2013 5 \u2013 7 \u2013 4 \u2013 1 \u2013 2 \u2013 8 \u2013 7
Sau \u0111\u00f3 l\u1ea1i ti\u1ebfp t\u1ee5c c\u1ed9ng nh\u01b0 th\u1ebf th\u00eam 1 l\u1ea7n n\u1eefa. \u0110\u1ebfn khi n\u00e0o c\u00f2n l\u1ea1i ch\u1ec9 2 con s\u1ed1. Sau \u0111\u00f3 tr\u1eeb \u0111i 1.
Ta l\u1ea1i c\u00f3 5+5 . 7+4 . 1+2 . 8+7 = 0 \u2013 1 \u2013 3 \u2013 5
Ti\u1ebfp t\u1ee5c 0+1 . 3+5 = 1 \u2013 8<\/p>\n\n\n\n
K\u1ebft qu\u1ea3 \u0111\u00f3 s\u1ebd l\u00e0 B\u1ea1ch Th\u1ee7 L\u00f4 cho c\u00e1c b\u1ea1n nu\u00f4i trong v\u00f2ng 1-3 ng\u00e0y ti\u1ebfp theo.
Ta c\u00f3 k\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng l\u00e0 s\u1ed1 18. Nu\u00f4i b\u1ea1ch th\u1ee7 l\u00f4 18 ho\u1eb7c song th\u1ee7 l\u00f4 18-81 t\u00f9y \u00fd. Trong v\u00f2ng 3 ng\u00e0y theo ph\u01b0\u01a1ng ph\u00e1p ng\u00e0y tr\u01b0\u1edbc \u00edt ti\u1ec1n h\u01a1n ng\u00e0y sau. K\u1ebft qu\u1ea3 ng\u00e0y 25 ta c\u00f3 18 v\u1ec1 2 nh\u00e1y, 81 c\u0169ng v\u1ec1 c\u00f9ng<\/p>\n\n\n<\/h2>\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N B\u1ea0CH TH\u1ee6 L\u00d4 MB<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N B\u1ea0CH TH\u1ee6 L\u00d4 2 NH\u00c1Y MB<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N SONG TH\u1ee6 L\u00d4 MB<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N B\u1ea0CH TH\u1ee6 L\u00d4 K\u00c9P MB<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N SONG TH\u1ee6 L\u00d4 K\u00c9P MB<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N B\u1ea0CH TH\u1ee6 \u0110\u1ec0 MB<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N SONG TH\u1ee6 \u0110\u1ec0 MB<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N \u0110\u1ec0 4 S\u1ed0 MB<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N \u0110\u1ec0 6 S\u1ed0 MB<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N \u0110\u1ec0 8 S\u1ed0 MB<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N \u0110\u1ec0 10 S\u1ed0 MB<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N L\u00d4 4 S\u1ed0 MB<\/span><\/strong><\/a>\r\n\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N L\u00d4 6 S\u1ed0 MB<\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N L\u00d4 8 S\u1ed0 MB<\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N L\u00d4 XI\u00caN 2 MB<\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N L\u00d4 XI\u00caN 3 MB<\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N L\u00d4 XI\u00caN 4 MB<\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N 3 C\u00c0NG MB<\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N 3 C\u00c0NG 2 S\u1ed0 MB<\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N D\u00c0N L\u00d4 10 S\u1ed0 MB<\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N \u0110\u1ec0 \u0110\u1ea6U \u0110U\u00d4I MB<\/strong><\/a>\r\n
<\/h3>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N X\u1ec9u Ch\u1ee7 MN<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N GI\u1ea2I \u0110\u1eb6C BI\u1ec6T MN<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N GI\u1ea2I 8 MN<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N BAO L\u00d4 MN<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N C\u1eb7p X\u1ec9u Ch\u1ee7 MN<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N SONG TH\u1ee6 L\u00d4 MN<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N \u0110\u1ea6U \u0110U\u00d4I GI\u1ea2I 8 MN<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N \u0110\u1ea6U \u0110U\u00d4I \u0110\u1eb6C BI\u1ec6T MN<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N L\u00d4 3 S\u1ed0 MN<\/span><\/strong><\/a>\r\n
<\/h3>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N X\u1ec9u Ch\u1ee7 MT<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N GI\u1ea2I \u0110\u1eb6C BI\u1ec6T MT<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U TO SI\u00caU CHU\u1ea8N GI\u1ea2I 8 MT<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N BAO L\u00d4 MT<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N C\u1eb7p X\u1ec9u Ch\u1ee7 MT<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N SONG TH\u1ee6 L\u00d4 MT<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N \u0110\u1ea6U \u0110U\u00d4I GI\u1ea2I 8 MT<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N \u0110\u1ea6U \u0110U\u00d4I \u0110\u1eb6C BI\u1ec6T MT<\/span><\/strong><\/a>\r\n\r\nSOI C\u1ea6U SI\u00caU CHU\u1ea8N L\u00d4 3 S\u1ed0 MT<\/span><\/strong><\/a>\r\n","protected":false},"excerpt":{"rendered":"