{"id":18383,"date":"2024-03-12T13:36:37","date_gmt":"2024-03-12T13:36:37","guid":{"rendered":"https:\/\/soicau4057.minhngocxoso.com\/?p=18383"},"modified":"2024-03-12T13:36:37","modified_gmt":"2024-03-12T13:36:37","slug":"he-lo-cach-tinh-lo-xien-dep-hom-nay-cach-danh-lo-xien-mien-bac-cuc-chuan","status":"publish","type":"post","link":"https:\/\/xiuchu3mien.com\/he-lo-cach-tinh-lo-xien-dep-hom-nay-cach-danh-lo-xien-mien-bac-cuc-chuan\/","title":{"rendered":"H\u00e9 l\u1ed9 c\u00e1ch t\u00ednh l\u00f4 xi\u00ean \u0111\u1eb9p h\u00f4m nay – C\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n B\u1eafc c\u1ef1c chu\u1ea9n"},"content":{"rendered":"
Soi c\u1ea7u l\u00f4 XSMB \u0111\u1eb9p nh\u1ea5t h\u00f4m nay gi\u00fap ng\u01b0\u1eddi ch\u01a1i t\u00ecm v\u00e0 tham kh\u1ea3o \u0111\u01b0\u1ee3c c\u00e1c c\u1eb7p l\u00f4 xi\u00ean \u0111\u1eb9p nh\u1ea5t h\u00f4m nay \u0111\u1ec3 b\u1eaft \u0111\u01b0\u1ee3c c\u1ea7u l\u00f4 xi\u00ean mi\u1ec1n B\u1eafc chu\u1ea9n x\u00e1c.H\u00ecnh th\u1ee9c ch\u01a1i l\u00f4 xi\u00ean ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn, b\u1edfi m\u1ee9c \u0111\u1ed9 quan tr\u1ecdng gi\u00fap ng\u01b0\u1eddi ch\u01a1i mang \u0111\u01b0\u1ee3c nhi\u1ec1u ph\u1ea7n th\u01b0\u1edfng c\u00f3 gi\u00e1 tr\u1ecb t\u1eeb vi\u1ec7c c\u01b0\u1ee3c ch\u01a1i l\u00f4 xi\u00ean l\u00e0 r\u1ea5t l\u1edbn, ch\u00ednh v\u00ec v\u1eady, l\u00f4 xi\u00ean r\u1ea5t \u0111\u01b0\u1ee3c \u0111\u00f4ng \u0111\u1ea3o ng\u01b0\u1eddi tham gia v\u1edbi m\u1ee5c \u0111\u00edch l\u00e0 tr\u00fang \u0111\u01b0\u1ee3c nhi\u1ec1u gi\u1ea3i mang v\u1ec1 l\u1ee3i nhu\u1eadn hay m\u1ed9t ph\u1ea7n kinh t\u1ebf cho ng\u01b0\u1eddi ch\u01a1i.<\/p>\n
Ch\u01a1i l\u00f4 xi\u00ean kh\u00f4ng kh\u00e1c v\u1edbi ch\u01a1i l\u00f4 b\u00ecnh th\u01b0\u1eddng l\u00e0 m\u1ea5y, c\u00f3 \u0111i\u1ec1u l\u00f4 xi\u00ean kh\u00e1c \u0111\u00f3 l\u00e0 ng\u01b0\u1eddi ch\u01a1i thay v\u00ec ch\u1ecdn m\u1ed9t c\u1eb7p s\u1ed1 m\u00e0 ng\u01b0\u1eddi ch\u01a1i s\u1ebd ch\u1ecdn m\u1ed9t b\u1ed9 s\u1ed1 theo quy lu\u1eadt c\u1ee7a t\u1eebng h\u00ecnh th\u1ee9c ch\u01a1i nh\u01b0 l\u00f4 xi\u00ean 2, l\u00f4 xi\u00ean 3, l\u00f4 xi\u00ean 4. D\u01b0\u1edbi \u0111\u00e2y s\u1ebd gi\u1edbi thi\u1ebfu cho ng\u01b0\u1eddi ch\u01a1i v\u1ec1 c\u00e1ch t\u00ednh l\u00f4 xi\u00ean hi\u1ec7u qu\u1ea3, d\u1ec5 tr\u00fang.<\/p>\n
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\u0110\u1ec3 ng\u01b0\u1eddi ch\u01a1i t\u00ecm ra nh\u1eefng c\u1eb7p l\u00f4 xi\u00ean \u0111\u1eb9p h\u00f4m nay kh\u00f4ng kh\u00f3 nh\u01b0ng \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ng\u01b0\u1eddi ch\u01a1i \u0111\u00e3 c\u00f3 kinh nghi\u1ec7m l\u00e2u n\u0103m trong vi\u1ec7c theo d\u00f5i tinh m\u1eaft \u0111\u1ec3 b\u1eaft s\u1ed1 th\u1eadt chu\u1ea9n. V\u1eady n\u00ean kh\u00f4ng h\u00e0 c\u1edb g\u00ec m\u00e0 c\u00e1c cao th\u1ee7 lu\u00f4n b\u1eaft \u0111\u01b0\u1ee3c s\u1ed1 ch\u00ednh x\u00e1c nh\u1edd c\u00f4ng s\u1ee9c bao nhi\u00eau n\u0103m \u0111\u1ec3 ch\u1ecdn l\u1ecdc \u0111\u01b0\u1ee3c nh\u1eefng con l\u00f4 \u0111\u1eb9p gh\u00e9p l\u1ea1i ch\u00fang v\u1edbi nhau t\u1ea1o th\u00e0nh l\u00f4 xi\u00ean \u0111\u1ec3 ch\u01a1i.<\/p>\n
Th\u00f4ng th\u01b0\u1eddng ng\u01b0\u1eddi ch\u01a1i lu\u00f4n c\u00f3 m\u1ed9t c\u00e2u h\u1ecfi duy nh\u1ea5t \u201c nh\u1eefng con l\u00f4 xi\u00ean \u0111\u1eb9p l\u00e0 nh\u1eefng con n\u00e0o\u2019? N\u1ebfu t\u00ednh \u1edf gi\u1ea3i x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc th\u00ec s\u1ebd c\u00f3 27 gi\u1ea3i t\u01b0\u01a1ng \u1ee9ng v\u1edbi 27 con s\u1ed1 v\u00e0 trong \u0111\u00f3 t\u1eeb 00 -99 b\u1ea1n ph\u1ea3i t\u00ecm ra m\u1ed9t \u0111\u1ebfn hai con s\u1ed1 tr\u00f9ng v\u1edbi b\u1ea3ng kqxsmb h\u00f4m nay th\u00ec m\u1edbi \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 tr\u00fang l\u00f4 xi\u00ean.<\/p>\n
C\u00e1ch t\u00ednh t\u1ec9 l\u1ec7 x\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 2: L\u00f4 xi\u00ean 2 l\u00e0 ng\u01b0\u1eddi ch\u01a1i l\u1ef1a ch\u1ecdn 2 con l\u00f4 theo c\u1eb7p c\u00f3 d\u1ea1ng [s\u1ed1 1; s\u1ed1 2] \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 \u0111\u00e1nh trong c\u00f9ng m\u1ed9t ng\u00e0y, n\u1ebfu s\u1ed1 b\u1ea1n c\u01b0\u1ee3c tr\u00f9ng v\u1edbi b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc th\u00ec b\u1ea1n \u0111\u00e3 tr\u00fang l\u00f4 xi\u00ean.<\/p>\n
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C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 2 th\u00ec ph\u1ea3i t\u00ednh \u0111\u1ee7 c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau:<\/em><\/p>\n – T\u1ec9 l\u1ec7 x\u00e1c su\u1ea5t kh\u00f4ng v\u1ec1 c\u1ea3 hai con c\u00f9ng l\u00fac (tr\u01b0\u1ee3t): 98% ^ 27 ~ 57,9%<\/p>\n – X\u00e1c su\u1ea5t ch\u1ec9 v\u1ec1 \u0111\u00fang 1 con (tr\u01b0\u1ee3t): 2 x 76,2% x 23,7% ~ 36,1%<\/p>\n V\u1eady n\u00ean x\u00e1c su\u1ea5t kh\u00f4ng tr\u00fang l\u00f4 xi\u00ean 2: 57,9% + 36,1% ~ 94%<\/p>\n 100% \u2013 94%<\/p>\n C\u00e1ch t\u00ednh t\u1ec9 l\u1ec7 x\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 3: C\u00f4ng th\u1ee9c t\u00ednh t\u1ec9 l\u1ec7 tr\u00fang l\u00f4 xi\u00ean 3 ph\u1ee9c t\u1ea1p h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi t\u00ednh t\u1ec9 l\u1ec7 tr\u00fang l\u00f4 xi\u00ean 2. N\u1ebfu ta g\u1ecdi A l\u00e0 tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng v\u1ec1 c\u1ea3 3 con; B l\u00e0 tr\u01b0\u1eddng h\u1ee3p ch\u1ec9 v\u1ec1 \u0111\u00fang 1 con; C l\u00e0 tr\u01b0\u1eddng h\u1ee3p ch\u1ec9 v\u1ec1 2 con, s\u1ebd c\u00f3 c\u00f4ng th\u1ee9c nh\u01b0 sau:<\/p>\n A + B + C = (0,97^27) + (3 * 0,2376 * 0,98^27) + (3 * 0,058 * 0,99^27) = 0,9851 ~ 98,51% .<\/p>\n V\u1edbi t\u1ec9 l\u1ec7 tr\u00fang l\u00f4 xi\u00ean 3 l\u00e0 1,49% th\u00ec qu\u1ea3 th\u1eadt l\u00e0 m\u1ed9t t\u1ec9 l\u1ec7 v\u00f4 c\u00f9ng th\u1ea5p, \u0111i\u1ec1u n\u00e0y c\u0169ng l\u00fd gi\u1ea3i \u0111\u01b0\u1ee3c t\u1ea1i sao kh\u00f4ng c\u00f3 nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i l\u00f4 xi\u00ean n\u1ebfu kh\u00f4ng c\u00f3 k\u1ef9 n\u0103ng v\u00e0 chi\u1ebfn thu\u1eadt ch\u01a1i th\u1eadt t\u1ed1t. Tuy nhi\u00ean b\u00f9 l\u1ea1i l\u00e0 s\u1ed1 ti\u1ec1n thu \u0111\u01b0\u1ee3c khi tr\u00fang l\u00f4 xi\u00ean r\u1ea5t l\u1edbn n\u00ean b\u1ea1n \u0111\u1eebng ng\u1ea1i th\u1eed s\u1ee9c m\u1ed9t l\u1ea7n.<\/p>\n <\/p>\n s\u1ebd gi\u1ea3i \u0111\u00e1p gi\u00fap ng\u01b0\u1eddi ch\u01a1i t\u00ecm ra nh\u1eefng c\u1eb7p l\u00f4 xi\u00ean v\u00e0 c\u00e1ch t\u00ednh l\u00f4 xi\u00ean \u0111\u1eb9p h\u00f4m nay.<\/p>\n L\u00f4 xi\u00ean 2 ch\u00ednh l\u00e0 ng\u01b0\u1eddi ch\u01a1i l\u1ef1a ch\u1ecdn ra 2 con l\u00f4 theo c\u00f3 d\u1ea1ng nh\u01b0 sau [ s\u1ed1 1; s\u1ed1 2] \u0111\u1ec3 \u0111\u00e1nh trong ng\u00e0y, n\u1ebfu con c\u1eb7p l\u00f4 xi\u00ean m\u00e0 ng\u01b0\u1eddi ch\u01a1i l\u1ef1a ch\u1ecdn tr\u00f9ng v\u1edbi k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 th\u00ec b\u1ea1n \u0111\u00e3 tr\u00fang l\u00f4 xi\u00ean 2. \u0110\u1ec3 t\u00ednh \u0111\u01b0\u1ee3c x\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 2 c\u1ea7n ph\u1ea3i t\u00ednh v\u1edbi c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau<\/p>\n<\/li>\n<\/ul>\n Ng\u01b0\u1eddi ch\u01a1i h\u00e3y s\u1eed d\u1ee5ng b\u1ea1c nh\u1edb \u0111\u1ec3 th\u1ed1ng k\u00ea ra nh\u1eefng b\u1ed9 s\u1ed1 l\u00f4 t\u00f4 s\u1ebd v\u1ec1 t\u1eeb c\u1ea7u l\u00f4 ng\u00e0y h\u00f4m tr\u01b0\u1edbc. \u0111\u1ec3 t\u1eeb \u0111\u00f3 ng\u01b0\u1eddi ch\u01a1i s\u1ebd soi c\u1ea7u \u0111\u01b0\u1ee3c c\u00e1c c\u1eb7p l\u00f4 xi\u00ean 2 hay \u0111i c\u1eb7p v\u1edbi nhau l\u00e0:<\/p>\n + N\u1ebfu ng\u00e0y h\u00f4m nay v\u1ec1 l\u00f4 373 th\u00ec h\u00f4m sau \u0111\u00e1nh 010.<\/p>\n + N\u1ebfu ng\u00e0y h\u00f4m nay ra l\u00f4 252 h\u00f4m sau \u0111\u00e1nh 22.<\/p>\n + N\u1ebfu ng\u00e0y h\u00f4m nay ra l\u00f4 11 th\u00ec h\u00f4m sau \u0111\u00e1nh 44 ho\u1eb7c 43.<\/p>\n + N\u1ebfu ng\u00e0y h\u00f4m nay ra l\u00f4 33 th\u00ec h\u00f4m sau \u0111\u00e1nh 65 ho\u1eb7c 66.<\/p>\n Nh\u1eefng ng\u01b0\u1eddi cao th\u1ee7 ch\u01a1i l\u00e2u n\u0103m chia s\u1ebb r\u1eb1ng n\u1ebfu c\u00e1c c\u1eb7p l\u00f4 xi\u00ean th\u01b0\u1eddng v\u1ec1 c\u00f9ng nhau l\u00e0 : 75-79-92-95-373-656. N\u1ebfu ng\u01b0\u1eddi ch\u01a1i th\u1ea5y \u0111\u01b0\u1ee3c m\u1ed9t trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p tr\u00ean th\u00ec ngay h\u00f4m sau b\u1ea1n \u0111\u00e3 c\u00f3 \u0111\u01b0\u1ee3c nh\u1eefng c\u1eb7p l\u00f4 xi\u00ean cho ng\u00e0y h\u00f4m sau.<\/p>\n<\/li>\n V\u1edbi c\u00e1ch t\u00ednh n\u00e0y ng\u01b0\u1eddi ch\u01a1i c\u00f3 th\u1ec3 xem s\u1ed1 \u0111\u1ea7u ti\u00ean c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y th\u1ee9 2 tu\u1ea7n n\u00e0y l\u00e0 bao nhi\u00eau, \u0111\u1ec3 t\u1eeb \u0111\u00f3 ta l\u1eadp d\u00e0n t\u1ed5ng c\u1ee7a n\u00f3 r\u1ed3i gh\u00e9p l\u1ea1i \u0111\u00e1nh d\u00e0n xi\u00ean 2 cho tu\u1ea7n \u0111\u00f3. Ch\u1eafc ch\u1eafn ng\u01b0\u1eddi ch\u01a1i theo ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u1ea7n ph\u1ea3i ki\u00ean tr\u00ec nu\u00f4i khung 2 \u0111\u1ebfn 3 ng\u00e0y.<\/p>\n<\/li>\n<\/ul>\n Hy v\u1ecdng b\u00e0i vi\u1ebft chia s\u1ebb H\u00e9 l\u1ed9 c\u00e1ch t\u00ednh l\u00f4 xi\u00ean \u0111\u1eb9p h\u00f4m nay, \u0110\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n B\u1eafc c\u1ef1c chu\u1ea9n <\/strong>gi\u00fap ng\u01b0\u1eddi ch\u01a1i b\u1eaft \u0111\u01b0\u1ee3c l\u00f4 xi\u00ean chu\u1ea9n x\u00e1c hy v\u1ecdng \u0111\u00e3 gi\u00fap m\u1ed9t ph\u1ea7n nh\u1ecf n\u00e0o \u0111\u00f3 cho anh, em khi ch\u01a1i l\u00f4 d\u00e0n c\u00f3 th\u00eam ph\u1ea7n t\u1ef1 tin \u0111\u1ec3 ch\u1ed1t s\u1ed1. Ch\u00fac c\u00e1c b\u1ea1n may m\u1eafn v\u00e0 th\u00e0nh c\u00f4ng<\/p>\n d\u1ef1 \u0111o\u00e1n xsmb b\u1ea1ch th\u1ee7 l\u00f4 2 nh\u00e1y h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb b\u1ea1ch th\u1ee7 l\u00f4 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb song th\u1ee7 l\u00f4 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb b\u1ea1ch th\u1ee7 l\u00f4 k\u00e9p h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb song th\u1ee7 l\u00f4 k\u00e9p h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb b\u1ea1ch th\u1ee7 \u0111\u1ec1 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb song th\u1ee7 \u0111\u1ec1 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n \u0111\u1ec1 4 s\u1ed1 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n \u0111\u1ec1 6 s\u1ed1 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n \u0111\u1ec1 8 s\u1ed1 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n \u0111\u1ec1 10 s\u1ed1 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n l\u00f4 4 s\u1ed1 h\u00f4m nay<\/strong><\/a><\/p>\n<\/div>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n l\u00f4 6 s\u1ed1 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n l\u00f4 8 s\u1ed1 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n l\u00f4 xi\u00ean 2 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n l\u00f4 xi\u00ean 3 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n l\u00f4 xi\u00ean 4 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb 3 c\u00e0ng h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n 3 c\u00e0ng 2 s\u1ed1 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb d\u00e0n l\u00f4 10 s\u1ed1 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmb \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i h\u00f4m nay<\/strong><\/a><\/p>\n<\/div>\n d\u1ef1 \u0111o\u00e1n xsmn x\u1ec9u ch\u1ee7 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmn gi\u1ea3i \u0111\u1eb7c bi\u1ec7t h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmn gi\u1ea3i 8 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmn bao l\u00f4 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmn c\u1eb7p x\u1ec9u ch\u1ee7 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmn song th\u1ee7 l\u00f4 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmn \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmn \u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmn l\u00f4 3 s\u1ed1 h\u00f4m nay<\/strong><\/a><\/p>\n<\/div>\n d\u1ef1 \u0111o\u00e1n xsmt x\u1ec9u ch\u1ee7 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmt gi\u1ea3i \u0111\u1eb7c bi\u1ec7t h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmt gi\u1ea3i 8 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmt bao l\u00f4 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmt c\u1eb7p x\u1ec9u ch\u1ee7 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmt song th\u1ee7 l\u00f4 h\u00f4m nay<\/strong><\/a><\/p>\n d\u1ef1 \u0111o\u00e1n xsmt \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 h\u00f4m nay<\/strong><\/a><\/p>\n– X\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 3: 100% \u2013 98,51% = 1,49%<\/h4>\n
2. Nh\u1eefng m\u1eb9o \u0111\u00e1nh l\u00f4 xi\u00ean mi\u1ec1n B\u1eafc c\u1ef1c chu\u1ea9n<\/h2>\n
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C\u00e1ch t\u00ednh l\u00f4 xi\u00ean 2:theo c\u1eb7p b\u1ea1c nh\u1edb c\u00e1c c\u1eb7p th\u01b0\u1eddng \u0111i k\u00e8m nhau:<\/em><\/h4>\n<\/li>\n
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C\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean hay v\u1ec1 theo c\u00e1c c\u1eb7p:<\/em><\/h4>\n<\/li>\n
C\u00e1ch t\u00ednh l\u00f4 xi\u00ean theo \u0111\u1ec1 v\u1ec1 k\u00e9p:<\/em><\/h4>\n<\/li>\n
C\u00e1ch t\u00ednh theo c\u1ea7u ch\u1ea1m s\u1ed1 \u0111\u1ea7u gi\u1ea3i \u0111\u1eb7c bi\u1ec7t th\u1ee9 2:<\/em><\/h4>\n<\/li>\n
<\/h3>\n
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0\u00a0ch\u1ed1t s\u1ed1 mi\u1ec1n b\u1eafc si\u00eau chu\u1ea9n\u00a0<\/span><\/strong><\/span><\/h3>\n
\n<\/h3>\n
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0\u00a0ch\u1ed1t s\u1ed1 mi\u1ec1n nam si\u00eau chu\u1ea9n\u00a0<\/span><\/strong><\/span><\/h3>\n
\n<\/h3>\n
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0\u00a0ch\u1ed1t s\u1ed1 mi\u1ec1n trung si\u00eau chu\u1ea9n\u00a0<\/span><\/strong><\/span><\/h3>\n
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