B\u1ea1ch th\u1ee7 l\u00f4 l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch ch\u01a1i c\u00e1 c\u01b0\u1ee3c, l\u00f4 \u0111\u1ec1 r\u1ea5t quen thu\u1ed9c c\u1ee7a ng\u01b0\u1eddi ch\u01a1i x\u1ed5 s\u1ed1, c\u00e1ch th\u1ee9c n\u00e0y \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 r\u1ea5t hi\u1ec7u qu\u1ea3 v\u00e0 \u0111em l\u1ea1i \u0111\u1ed9 ch\u00ednh x\u00e1c cao. H\u00e3y c\u00f9ng ch\u00fang t\u00f4i kh\u00e1m ph\u00e1 c\u00e1ch t\u00ednh \u0111\u1ec1 b\u1ea1ch th\u1ee7 h\u1ee3p l\u00fd v\u00e0 soi c\u1ea7u l\u00f4 b\u1ea1ch th\u1ee7 h\u00f4m nay<\/strong> ch\u00ednh x\u00e1c nh\u1ea5t \u1edf b\u00e0i vi\u1ebft sau.<\/span><\/p>\n B\u1ea1ch th\u1ee7 l\u00e0 thu\u1eadt ng\u1eef \u0111\u01b0\u1ee3c \u0111\u00f4ng \u0111\u1ea3o ng\u01b0\u1eddi ch\u01a1i c\u00e1 c\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nh\u1eafc \u0111\u1ebfn m\u1ed9t trong nh\u1eefng c\u00e1ch ch\u01a1i \u0111\u1ed9c \u0111\u00e1o nh\u1ea5t c\u1ee7a l\u00f4 \u0111\u1ec1, c\u00e1 c\u01b0\u1ee3c.Tuy nhi\u00ean c\u00e1ch ch\u01a1i n\u00e0y \u0111\u00f2i h\u1ecfi r\u1ea5t nhi\u1ec1u s\u1ef1 t\u00ednh to\u00e1n v\u00e0 suy \u0111o\u00e1n c\u1ee7a ng\u01b0\u1eddi ch\u01a1i \u0111\u1ec3 c\u00f3 th\u1ec3 \u0111\u01b0a ra nh\u1eefng l\u1ef1a ch\u1ecdn ch\u00ednh x\u00e1c nh\u1ea5t v\u00e0 \u0111em v\u1ec1 may m\u1eafn.<\/span><\/p>\n Khi tham gia h\u00ecnh th\u1ee9c b\u1ea1ch th\u1ee7, ng\u01b0\u1eddi ch\u01a1i s\u1ebd kh\u00f4ng c\u1ea7n b\u1ecf ra qu\u00e1 nhi\u1ec1u v\u1ed1n, ch\u1ec9 c\u1ea7n t\u1eadp trung \u0111\u1ea7u t\u01b0 v\u00e0o m\u1ed9t con l\u00f4 duy nh\u1ea5t m\u00e0 k\u1ebft qu\u1ea3 thu v\u1ec1 l\u1ea1i cao h\u01a1n so v\u1edbi nh\u1eefng h\u00ecnh th\u1ee9c th\u00f4ng th\u01b0\u1eddng.<\/span><\/p>\n \u0110\u1ec3 c\u00f3 th\u1ec3 ch\u01a1i b\u1ea1ch th\u1ee7 hi\u1ec7u qu\u1ea3, ng\u01b0\u1eddi ch\u01a1i c\u1ea7n ph\u1ea3i n\u1eafm v\u1eefng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p v\u00e0 m\u1ed9t s\u1ed1 m\u1eb9o t\u00ednh to\u00e1n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 ch\u00ednh x\u00e1c c\u1ee7a m\u00ecnh trong qu\u00e1 tr\u00ecnh tham gia ch\u01a1i. D\u01b0\u1edbi \u0111\u00e2y s\u1ebd l\u00e0 m\u1ed9t s\u1ed1 c\u00e1ch t\u00ednh b\u1ea1ch th\u1ee7 quen thu\u1ed9c v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t.<\/span><\/p>\n V\u1edbi c\u00e1ch th\u1ee9c t\u00ednh b\u1ea1ch th\u1ee7 l\u00f4 k\u00e9p, ng\u01b0\u1eddi ch\u01a1i c\u1ea7n h\u1ebft s\u1ee9c ch\u00fa \u00fd v\u00e0 theo d\u00f5i th\u1eadt ch\u00ednh x\u00e1c nh\u1eefng k\u1ebft qu\u1ea3 l\u00f4 v\u1ec1 trong ng\u00e0y. \u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 nh\u01b0ng c\u0169ng ch\u01b0a \u0111\u1ef1ng r\u1ea5t nhi\u1ec1u r\u1ee7i ro m\u00e0 ng\u01b0\u1eddi ch\u01a1i c\u1ea7n l\u01b0u \u00fd.<\/span><\/p>\n B\u1ea1n c\u1ea7n ghi ch\u00e9p v\u00e0 s\u1eafp x\u1ebfp theo th\u1ee9 t\u1ef1 nh\u1eefng con s\u1ed1 \u0111\u00e3 v\u1ec1 trong ng\u00e0y, \u0111\u1eb7c bi\u1ec7t l\u01b0u \u00fd \u0111\u1ebfn nh\u1eefng \u0111\u1ea7u s\u1ed1. \u0110\u1ea7u s\u1ed1 c\u00e2m s\u1ebd l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn ch\u00ednh x\u00e1c \u0111\u1ec3 b\u1ea1n trao g\u1eedi ni\u1ec1m tin v\u00e0 may m\u1eafn c\u1ee7a m\u00ecnh. 99% trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1ed1 n\u00e0y ch\u00ednh l\u00e0 con s\u1ed1 s\u1ebd v\u1ec1 ng\u00e0y h\u00f4m sau.<\/span><\/p>\n <\/p>\n Soi c\u1ea7u l\u00f4 h\u00ecnh qu\u1ea3 tr\u00e1m<\/em><\/p>\n T\u1ef7 l\u1ec7 ch\u00ednh x\u00e1c c\u1ee7a h\u00ecnh th\u1ee9c t\u00ednh b\u1ea1ch th\u1ee7 b\u1eb1ng qu\u1ea3 tr\u00e1m th\u01b0\u1eddng r\u1ea5t cao v\u00e0 ch\u00ednh x\u00e1c. Ng\u01b0\u1eddi ch\u01a1i c\u1ea7n ghi ra 3 gi\u1ea3i li\u1ec1n nhau t\u1eeb gi\u1ea3i nh\u1ea5t, nh\u00ec,ba theo chi\u1ec1u t\u1eeb tr\u00ean xu\u1ed1ng d\u01b0\u1edbi. Sau khi \u0111\u00e3 ghi ra gi\u1ea5y, ng\u01b0\u1eddi ch\u01a1i s\u1ebd c\u00f3 \u0111\u01b0\u1ee3c h\u00ecnh qu\u1ea3 tr\u00e1m v\u00e0 ch\u1ec9 c\u1ea7n d\u1ef1a v\u00e0o \u0111\u00f3 \u0111\u1ec3 t\u00ecm ra con s\u1ed1 ch\u00ednh x\u00e1c nh\u1ea5t.<\/span><\/p>\n V\u1edbi c\u00e1ch gh\u00e9p d\u00e0n \u0111\u1ec1, ng\u01b0\u1eddi ch\u01a1i s\u1ebd s\u1eed d\u1ee5ng gi\u1ea3i th\u1ee9 5 \u0111\u1ec3 gh\u00e9p l\u1ea7n l\u01b0\u1ee3t v\u1edbi c\u00e1c gi\u1ea3i 5.1, 5.2, 5.3 \u0111\u1ec3 t\u00ecm ra \u0111\u01b0\u1ee3c con s\u1ed1 ch\u00ednh x\u00e1c cho ng\u00e0y h\u00f4m sau.<\/span><\/p>\n V\u00e0 h\u00ecnh th\u1ee9c t\u00ednh cu\u1ed1i c\u00f9ng s\u1ebd l\u00e0 c\u00e1ch t\u00ednh d\u1ed3n t\u1ed5ng, ng\u01b0\u1eddi ch\u01a1i l\u1ea5y c\u00e1c gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u1edf tu\u1ea7n tr\u01b0\u1edbc \u0111\u1ec3 c\u1ed9ng d\u1ed3n v\u00e0 nu\u00f4i con s\u1ed1 n\u00e0y trong t\u1eeb 2-7 ng\u00e0y. Ch\u1eafc ch\u1eafn con s\u1ed1 n\u00e0y s\u1ebd \u0111em l\u1ea1i may m\u1eafn cho ng\u01b0\u1eddi ch\u01a1i.<\/span><\/p>\n Nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ec1u l\u00e0 nh\u1eefng c\u00e1ch ch\u01a1i r\u1ea5t hi\u1ec7u qu\u1ea3 v\u00e0 gi\u00fap ng\u01b0\u1eddi ch\u01a1i c\u00f3 th\u1ec3 t\u00ednh to\u00e1n v\u00e0 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c ch\u00ednh x\u00e1c nh\u1eefng d\u00e3y s\u1ed1 may m\u1eafn.<\/span><\/p>\n Hy v\u1ecdng v\u1edbi nh\u1eefng th\u00f4ng tin n\u00e0y s\u1ebd gi\u00fap c\u00e1c b\u1ea1n th\u00eam hi\u1ec3u v\u00e0 n\u1eafm r\u00f5 h\u01a1n c\u00e1c c\u00e1ch t\u00ednh \u0111\u1ec1 b\u1ea1ch th\u1ee7<\/strong> \u0111\u1ec3 \u0111em v\u1ec3 cho m\u00ecnh nh\u1eefng kho\u1ea3n l\u1ee3i nhu\u1eadn c\u1ef1c l\u1edbn. Ch\u00fac c\u00e1c b\u1ea1n lu\u00f4n may m\u1eafn v\u1edbi nh\u1eefng l\u1ef1a ch\u1ecdn c\u1ee7a m\u00ecnh.<\/span><\/p>\n<\/div>\n<\/div>\n\u0110\u1ec1 b\u1ea1ch th\u1ee7 l\u00e0 g\u00ec?<\/b><\/h2>\n
C\u00e1ch t\u00ednh \u0111\u1ec1 b\u1ea1ch th\u1ee7<\/b><\/h2>\n
T\u00ednh b\u1ea1ch th\u1ee7 l\u00f4 k\u00e9p<\/b><\/h3>\n
T\u00ednh b\u1ea1ch th\u1ee7 b\u1eb1ng qu\u1ea3 tr\u00e1m<\/b><\/h3>\n
T\u00ednh b\u1ea1ch th\u1ee7 b\u1eb1ng c\u00e1ch gh\u00e9p d\u00e0n \u0111\u1ec1<\/b><\/h3>\n
T\u00ednh b\u1eb1ng c\u00e1ch t\u00ednh d\u1ed3n t\u1ed5ng<\/b><\/h3>\n
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