Trong s\u1ed1 nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4 \u0111\u1ec1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn, \u0111\u00e1nh l\u00f4 c\u00e2m mang l\u1ea1i hi\u1ec7u qu\u1ea3 r\u1ea5t cao. V\u1eady, l\u00f4 \u0111\u1ec1 c\u00e2m \u0111\u1ea7u c\u00e2m \u0111\u00edt l\u00e0 g\u00ec? Ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh l\u00f4 c\u00e2m nh\u01b0 th\u1ebf n\u00e0o cho \u0111\u00fang?<\/strong><\/p>\n
<\/p>\n
L\u00f4 \u0111\u1ec1 c\u00e2m l\u00e0 g\u00ec?<\/strong><\/h3>\nL\u00f4 \u0111\u1ec1 c\u00e2m<\/span> l\u00e0 c\u00e1ch g\u1ecdi \u0111\u1ec3 \u00e1m ch\u1ec9 nh\u1eefng con s\u1ed1 kh\u00f4ng xu\u1ea5t hi\u1ec7n trong b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 m\u1ed9t ho\u1eb7c nhi\u1ec1u ng\u00e0y.
\nXem v\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y:<\/em><\/p>\n

<\/p>\n
Nh\u01b0 v\u1eady ta th\u1ea5y, k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 ng\u00e0y 10\/3\/2024 \u0111\u1ea7u 3 c\u00e2m v\u00e0 \u0111u\u00f4i 8 c\u00e2m. T\u1eeb vi\u1ec7c th\u1ed1ng k\u00ea l\u00f4 c\u00e2m nh\u01b0 tr\u00ean, ng\u01b0\u1eddi ch\u01a1i s\u1ebd d\u1ef1a v\u00e0o b\u1ea3ng soi l\u00f4 \u0111\u1ec1 c\u00e2m t\u01b0\u01a1ng \u1ee9ng \u0111\u1ec3 lu\u1eadn ra con s\u1ed1 ph\u00f9 h\u1ee3p cho ng\u00e0y h\u00f4m sau.<\/p>\n
KINH NGHI\u1ec6M \u0110\u00c1NH L\u00d4 \u0110\u1ec0 C\u00c2M \u0110\u1ea6U C\u00c2M \u0110U\u00d4I XSMB<\/strong><\/h3>\n1. \u0110\u1ea7u c\u00e2m \u0111\u00e1nh l\u00f4 g\u00ec?<\/strong><\/h4>\n\n- N\u1ebfu \u0111\u1ea7u 0 c\u00e2m th\u00ec h\u00f4m sau kh\u1ea3 n\u0103ng cao s\u1ebd ra c\u00e1c l\u00f4: 02 \u2013 02 \u2013 09<\/li>\n
- \u0110\u1ea7u 1 c\u00e2m th\u00ec ng\u00e0y k\u1ebf ti\u1ebfp kh\u1ea3 n\u0103ng ra \u0111\u1ebfn 90% c\u00e1c l\u00f4: 16 \u2013 17<\/li>\n
- \u0110\u1ea7u 2 \u00edt khi c\u00e2m. N\u1ebfu tr\u01b0\u1eddng h\u1ee3p n\u00e0y x\u1ea3y ra th\u00ec \u0111\u00e1nh: 21 \u2013 25 \u2013 29<\/li>\n
- \u0110\u1ea7u 3 c\u00e2m th\u00ec \u0111\u00e1nh 1 trong c\u00e1c l\u00f4 sau: 31 \u2013 36 \u2013 39<\/li>\n
- \u0110\u1ea7u 4 c\u00e2m th\u00ec c\u00f3 th\u1ec3 s\u1ebd ra c\u00e1c l\u00f4: 40 \u2013 44 \u2013 45 \u2013 49<\/li>\n
- \u0110\u1ea7u 5 c\u00e2m th\u00ec c\u00f3 2 l\u00f4 n\u00ean \u0111\u00e1nh: 54 \u2013 59<\/li>\n
- \u0110\u1ea7u 6 c\u00e2m th\u00ec ng\u00e0y k\u1ebf ti\u1ebfp hay xu\u1ea5t hi\u1ec7n c\u00e1c l\u00f4: 61 \u2013 63<\/li>\n
- \u0110\u1ea7u 7 c\u00e2m n\u00ean \u0111\u00e1nh 3 l\u00f4: 70 \u2013 71 \u2013 75<\/li>\n
- \u0110\u1ea7u 8 c\u00e2m th\u00ec h\u00f4m sau nh\u1edb ngay: 80 \u2013 82 \u2013 85<\/li>\n
- \u0110\u1ea7u 9 c\u00e2m h\u00f4m sau c\u00e1c l\u00f4 sau hay v\u1ec1 theo: 95 \u2013 92<\/li>\n<\/ul>\n
2. \u0110u\u00f4i c\u00e2m \u0111\u00e1nh l\u00f4 g\u00ec?<\/strong><\/h4>\n\n- \u0110u\u00f4i 0 c\u00e2m th\u00ec th\u01b0\u1eddng ra 00, 20, 80<\/li>\n
- \u0110u\u00f4i 1 c\u00e2m th\u00ec h\u00f4m sau kh\u1ea3 n\u0103ng v\u1ec1 c\u00e1c l\u00f4 21, 41<\/li>\n
- \u0110u\u00f4i 2 c\u00e2m th\u00ec ng\u00e0y mai hay v\u1ec1 22, 52, 82<\/li>\n
- \u0110u\u00f4i 3 c\u00e2m th\u00ec h\u00f4m sau s\u1ebd ra 73, 83<\/li>\n
- \u0110u\u00f4i 4 c\u00e2m th\u00ec ng\u00e0y h\u00f4m sau th\u01b0\u1eddng ra c\u00e1c l\u00f4 64, 84<\/li>\n
- \u0110u\u00f4i 5 c\u00e2m s\u1ebd nhi\u1ec1u kh\u1ea3 n\u0103ng ra 55, 85, 95<\/li>\n
- \u0110u\u00f4i 6 c\u00e2m, ng\u00e0y mai th\u01b0\u1eddng ra 06, 16, 56<\/li>\n
- \u0110u\u00f4i 7 c\u00e2m th\u00ec d\u1ec5 xu\u1ea5t hi\u1ec7n c\u00e1c l\u00f4 17, 47, 67<\/li>\n
- \u0110u\u00f4i 8 c\u00e2m th\u00ec ng\u00e0y mai hay v\u1ec1 08, 18, 88<\/li>\n
- \u0110u\u00f4i 9 c\u00e2m th\u00ec h\u00f4m sau th\u01b0\u1eddng ra 29, 39, 59, 99<\/li>\n<\/ul>\n
Ngo\u00e0i ra, c\u00f3 m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n kh\u00e1c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh l\u00f4 t\u1eeb tr\u01b0\u1eddng h\u1ee3p l\u00f4 c\u00e2m nh\u01b0 sau:<\/p>\n
\n- N\u1ebfu g\u1ecdi \u0111\u1ea7u c\u00e2m l\u00e0 X th\u00ec l\u00f4 s\u1ebd ra ng\u00e0y h\u00f4m sau c\u00f3 d\u1ea1ng X0 v\u00e0 XX.
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 2, l\u00f4 ra 20 v\u00e0 22.<\/li>\n - N\u1ebfu c\u00f3 2 l\u00f4 \u0111\u1ea7u c\u00e2m c\u00f9ng l\u00fac (c\u00f3 th\u1ec3 g\u1ecdi l\u00e0 X v\u00e0 Z) th\u00ec l\u00f4 s\u1ebd ra c\u00f3 d\u1ea1ng X0, XX, XZ, ZX, Z0 v\u00e0 ZZ
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 3 v\u00e0 7 => C\u00f3 6 l\u00f4 c\u1ea7n ch\u00fa \u00fd ng\u00e0y h\u00f4m sau: 30, 33, 37, 73, 70 v\u00e0 77<\/li>\n - N\u1ebfu xu\u1ea5t hi\u1ec7n \u0111\u1ebfn 3 \u0111\u1ea7u c\u00e2m th\u00ec s\u1ed1 gi\u1eefa 3 h\u00e0ng c\u00e2m s\u1ebd tr\u1edf th\u00e0nh t\u00e2m \u0111\u1ec3 t\u1ea1o th\u00e0nh1 c\u1eb7p l\u00f4.
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 5, \u0111\u1ea7u 7 v\u00e0 \u0111\u1ea7u 9. S\u1ed1 l\u00f4 \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh l\u00e0 57 \u2013 79<\/li>\n<\/ul>\nQua c\u00e1c th\u00f4ng tin tr\u00ean ch\u1eafc h\u1eb3n b\u1ea1n \u0111\u00e3 bi\u1ebft \u0111\u01b0\u1ee3c l\u00f4 \u0111\u1ec1 c\u00e2m l\u00e0 nh\u01b0 th\u1ebf n\u00e0o<\/em>. V\u00e0 ph\u1ea7n n\u00e0o n\u1eafm \u0111\u01b0\u1ee3c c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 theo ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4 mi\u1ec1n B\u1eafc l\u00f4 c\u00e2m. M\u1ecdi ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec1u c\u00f3 t\u00ednh t\u01b0\u01a1ng \u0111\u1ed1i, v\u00ec v\u1eady b\u1ea1n c\u1ea7n k\u1ebft h\u1ee3p th\u00eam nh\u1eefng c\u00e1ch soi c\u1ea7u kh\u00e1c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh con s\u1ed1 ph\u00f9 h\u1ee3p nh\u1ea5t.<\/p>\n<\/div>\n
\nXem v\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y:<\/em><\/p>\n


1. \u0110\u1ea7u c\u00e2m \u0111\u00e1nh l\u00f4 g\u00ec?<\/strong><\/h4>\n\n- N\u1ebfu \u0111\u1ea7u 0 c\u00e2m th\u00ec h\u00f4m sau kh\u1ea3 n\u0103ng cao s\u1ebd ra c\u00e1c l\u00f4: 02 \u2013 02 \u2013 09<\/li>\n
- \u0110\u1ea7u 1 c\u00e2m th\u00ec ng\u00e0y k\u1ebf ti\u1ebfp kh\u1ea3 n\u0103ng ra \u0111\u1ebfn 90% c\u00e1c l\u00f4: 16 \u2013 17<\/li>\n
- \u0110\u1ea7u 2 \u00edt khi c\u00e2m. N\u1ebfu tr\u01b0\u1eddng h\u1ee3p n\u00e0y x\u1ea3y ra th\u00ec \u0111\u00e1nh: 21 \u2013 25 \u2013 29<\/li>\n
- \u0110\u1ea7u 3 c\u00e2m th\u00ec \u0111\u00e1nh 1 trong c\u00e1c l\u00f4 sau: 31 \u2013 36 \u2013 39<\/li>\n
- \u0110\u1ea7u 4 c\u00e2m th\u00ec c\u00f3 th\u1ec3 s\u1ebd ra c\u00e1c l\u00f4: 40 \u2013 44 \u2013 45 \u2013 49<\/li>\n
- \u0110\u1ea7u 5 c\u00e2m th\u00ec c\u00f3 2 l\u00f4 n\u00ean \u0111\u00e1nh: 54 \u2013 59<\/li>\n
- \u0110\u1ea7u 6 c\u00e2m th\u00ec ng\u00e0y k\u1ebf ti\u1ebfp hay xu\u1ea5t hi\u1ec7n c\u00e1c l\u00f4: 61 \u2013 63<\/li>\n
- \u0110\u1ea7u 7 c\u00e2m n\u00ean \u0111\u00e1nh 3 l\u00f4: 70 \u2013 71 \u2013 75<\/li>\n
- \u0110\u1ea7u 8 c\u00e2m th\u00ec h\u00f4m sau nh\u1edb ngay: 80 \u2013 82 \u2013 85<\/li>\n
- \u0110\u1ea7u 9 c\u00e2m h\u00f4m sau c\u00e1c l\u00f4 sau hay v\u1ec1 theo: 95 \u2013 92<\/li>\n<\/ul>\n
2. \u0110u\u00f4i c\u00e2m \u0111\u00e1nh l\u00f4 g\u00ec?<\/strong><\/h4>\n\n- \u0110u\u00f4i 0 c\u00e2m th\u00ec th\u01b0\u1eddng ra 00, 20, 80<\/li>\n
- \u0110u\u00f4i 1 c\u00e2m th\u00ec h\u00f4m sau kh\u1ea3 n\u0103ng v\u1ec1 c\u00e1c l\u00f4 21, 41<\/li>\n
- \u0110u\u00f4i 2 c\u00e2m th\u00ec ng\u00e0y mai hay v\u1ec1 22, 52, 82<\/li>\n
- \u0110u\u00f4i 3 c\u00e2m th\u00ec h\u00f4m sau s\u1ebd ra 73, 83<\/li>\n
- \u0110u\u00f4i 4 c\u00e2m th\u00ec ng\u00e0y h\u00f4m sau th\u01b0\u1eddng ra c\u00e1c l\u00f4 64, 84<\/li>\n
- \u0110u\u00f4i 5 c\u00e2m s\u1ebd nhi\u1ec1u kh\u1ea3 n\u0103ng ra 55, 85, 95<\/li>\n
- \u0110u\u00f4i 6 c\u00e2m, ng\u00e0y mai th\u01b0\u1eddng ra 06, 16, 56<\/li>\n
- \u0110u\u00f4i 7 c\u00e2m th\u00ec d\u1ec5 xu\u1ea5t hi\u1ec7n c\u00e1c l\u00f4 17, 47, 67<\/li>\n
- \u0110u\u00f4i 8 c\u00e2m th\u00ec ng\u00e0y mai hay v\u1ec1 08, 18, 88<\/li>\n
- \u0110u\u00f4i 9 c\u00e2m th\u00ec h\u00f4m sau th\u01b0\u1eddng ra 29, 39, 59, 99<\/li>\n<\/ul>\n
Ngo\u00e0i ra, c\u00f3 m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n kh\u00e1c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh l\u00f4 t\u1eeb tr\u01b0\u1eddng h\u1ee3p l\u00f4 c\u00e2m nh\u01b0 sau:<\/p>\n
\n- N\u1ebfu g\u1ecdi \u0111\u1ea7u c\u00e2m l\u00e0 X th\u00ec l\u00f4 s\u1ebd ra ng\u00e0y h\u00f4m sau c\u00f3 d\u1ea1ng X0 v\u00e0 XX.
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 2, l\u00f4 ra 20 v\u00e0 22.<\/li>\n - N\u1ebfu c\u00f3 2 l\u00f4 \u0111\u1ea7u c\u00e2m c\u00f9ng l\u00fac (c\u00f3 th\u1ec3 g\u1ecdi l\u00e0 X v\u00e0 Z) th\u00ec l\u00f4 s\u1ebd ra c\u00f3 d\u1ea1ng X0, XX, XZ, ZX, Z0 v\u00e0 ZZ
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 3 v\u00e0 7 => C\u00f3 6 l\u00f4 c\u1ea7n ch\u00fa \u00fd ng\u00e0y h\u00f4m sau: 30, 33, 37, 73, 70 v\u00e0 77<\/li>\n - N\u1ebfu xu\u1ea5t hi\u1ec7n \u0111\u1ebfn 3 \u0111\u1ea7u c\u00e2m th\u00ec s\u1ed1 gi\u1eefa 3 h\u00e0ng c\u00e2m s\u1ebd tr\u1edf th\u00e0nh t\u00e2m \u0111\u1ec3 t\u1ea1o th\u00e0nh1 c\u1eb7p l\u00f4.
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 5, \u0111\u1ea7u 7 v\u00e0 \u0111\u1ea7u 9. S\u1ed1 l\u00f4 \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh l\u00e0 57 \u2013 79<\/li>\n<\/ul>\nQua c\u00e1c th\u00f4ng tin tr\u00ean ch\u1eafc h\u1eb3n b\u1ea1n \u0111\u00e3 bi\u1ebft \u0111\u01b0\u1ee3c l\u00f4 \u0111\u1ec1 c\u00e2m l\u00e0 nh\u01b0 th\u1ebf n\u00e0o<\/em>. V\u00e0 ph\u1ea7n n\u00e0o n\u1eafm \u0111\u01b0\u1ee3c c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 theo ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4 mi\u1ec1n B\u1eafc l\u00f4 c\u00e2m. M\u1ecdi ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec1u c\u00f3 t\u00ednh t\u01b0\u01a1ng \u0111\u1ed1i, v\u00ec v\u1eady b\u1ea1n c\u1ea7n k\u1ebft h\u1ee3p th\u00eam nh\u1eefng c\u00e1ch soi c\u1ea7u kh\u00e1c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh con s\u1ed1 ph\u00f9 h\u1ee3p nh\u1ea5t.<\/p>\n<\/div>\n
2. \u0110u\u00f4i c\u00e2m \u0111\u00e1nh l\u00f4 g\u00ec?<\/strong><\/h4>\n\n- \u0110u\u00f4i 0 c\u00e2m th\u00ec th\u01b0\u1eddng ra 00, 20, 80<\/li>\n
- \u0110u\u00f4i 1 c\u00e2m th\u00ec h\u00f4m sau kh\u1ea3 n\u0103ng v\u1ec1 c\u00e1c l\u00f4 21, 41<\/li>\n
- \u0110u\u00f4i 2 c\u00e2m th\u00ec ng\u00e0y mai hay v\u1ec1 22, 52, 82<\/li>\n
- \u0110u\u00f4i 3 c\u00e2m th\u00ec h\u00f4m sau s\u1ebd ra 73, 83<\/li>\n
- \u0110u\u00f4i 4 c\u00e2m th\u00ec ng\u00e0y h\u00f4m sau th\u01b0\u1eddng ra c\u00e1c l\u00f4 64, 84<\/li>\n
- \u0110u\u00f4i 5 c\u00e2m s\u1ebd nhi\u1ec1u kh\u1ea3 n\u0103ng ra 55, 85, 95<\/li>\n
- \u0110u\u00f4i 6 c\u00e2m, ng\u00e0y mai th\u01b0\u1eddng ra 06, 16, 56<\/li>\n
- \u0110u\u00f4i 7 c\u00e2m th\u00ec d\u1ec5 xu\u1ea5t hi\u1ec7n c\u00e1c l\u00f4 17, 47, 67<\/li>\n
- \u0110u\u00f4i 8 c\u00e2m th\u00ec ng\u00e0y mai hay v\u1ec1 08, 18, 88<\/li>\n
- \u0110u\u00f4i 9 c\u00e2m th\u00ec h\u00f4m sau th\u01b0\u1eddng ra 29, 39, 59, 99<\/li>\n<\/ul>\n
Ngo\u00e0i ra, c\u00f3 m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n kh\u00e1c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh l\u00f4 t\u1eeb tr\u01b0\u1eddng h\u1ee3p l\u00f4 c\u00e2m nh\u01b0 sau:<\/p>\n
\n- N\u1ebfu g\u1ecdi \u0111\u1ea7u c\u00e2m l\u00e0 X th\u00ec l\u00f4 s\u1ebd ra ng\u00e0y h\u00f4m sau c\u00f3 d\u1ea1ng X0 v\u00e0 XX.
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 2, l\u00f4 ra 20 v\u00e0 22.<\/li>\n - N\u1ebfu c\u00f3 2 l\u00f4 \u0111\u1ea7u c\u00e2m c\u00f9ng l\u00fac (c\u00f3 th\u1ec3 g\u1ecdi l\u00e0 X v\u00e0 Z) th\u00ec l\u00f4 s\u1ebd ra c\u00f3 d\u1ea1ng X0, XX, XZ, ZX, Z0 v\u00e0 ZZ
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 3 v\u00e0 7 => C\u00f3 6 l\u00f4 c\u1ea7n ch\u00fa \u00fd ng\u00e0y h\u00f4m sau: 30, 33, 37, 73, 70 v\u00e0 77<\/li>\n - N\u1ebfu xu\u1ea5t hi\u1ec7n \u0111\u1ebfn 3 \u0111\u1ea7u c\u00e2m th\u00ec s\u1ed1 gi\u1eefa 3 h\u00e0ng c\u00e2m s\u1ebd tr\u1edf th\u00e0nh t\u00e2m \u0111\u1ec3 t\u1ea1o th\u00e0nh1 c\u1eb7p l\u00f4.
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 5, \u0111\u1ea7u 7 v\u00e0 \u0111\u1ea7u 9. S\u1ed1 l\u00f4 \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh l\u00e0 57 \u2013 79<\/li>\n<\/ul>\nQua c\u00e1c th\u00f4ng tin tr\u00ean ch\u1eafc h\u1eb3n b\u1ea1n \u0111\u00e3 bi\u1ebft \u0111\u01b0\u1ee3c l\u00f4 \u0111\u1ec1 c\u00e2m l\u00e0 nh\u01b0 th\u1ebf n\u00e0o<\/em>. V\u00e0 ph\u1ea7n n\u00e0o n\u1eafm \u0111\u01b0\u1ee3c c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 theo ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4 mi\u1ec1n B\u1eafc l\u00f4 c\u00e2m. M\u1ecdi ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec1u c\u00f3 t\u00ednh t\u01b0\u01a1ng \u0111\u1ed1i, v\u00ec v\u1eady b\u1ea1n c\u1ea7n k\u1ebft h\u1ee3p th\u00eam nh\u1eefng c\u00e1ch soi c\u1ea7u kh\u00e1c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh con s\u1ed1 ph\u00f9 h\u1ee3p nh\u1ea5t.<\/p>\n<\/div>\n
Ngo\u00e0i ra, c\u00f3 m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n kh\u00e1c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh l\u00f4 t\u1eeb tr\u01b0\u1eddng h\u1ee3p l\u00f4 c\u00e2m nh\u01b0 sau:<\/p>\n
- \n
- N\u1ebfu g\u1ecdi \u0111\u1ea7u c\u00e2m l\u00e0 X th\u00ec l\u00f4 s\u1ebd ra ng\u00e0y h\u00f4m sau c\u00f3 d\u1ea1ng X0 v\u00e0 XX.
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 2, l\u00f4 ra 20 v\u00e0 22.<\/li>\n - N\u1ebfu c\u00f3 2 l\u00f4 \u0111\u1ea7u c\u00e2m c\u00f9ng l\u00fac (c\u00f3 th\u1ec3 g\u1ecdi l\u00e0 X v\u00e0 Z) th\u00ec l\u00f4 s\u1ebd ra c\u00f3 d\u1ea1ng X0, XX, XZ, ZX, Z0 v\u00e0 ZZ
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 3 v\u00e0 7 => C\u00f3 6 l\u00f4 c\u1ea7n ch\u00fa \u00fd ng\u00e0y h\u00f4m sau: 30, 33, 37, 73, 70 v\u00e0 77<\/li>\n - N\u1ebfu xu\u1ea5t hi\u1ec7n \u0111\u1ebfn 3 \u0111\u1ea7u c\u00e2m th\u00ec s\u1ed1 gi\u1eefa 3 h\u00e0ng c\u00e2m s\u1ebd tr\u1edf th\u00e0nh t\u00e2m \u0111\u1ec3 t\u1ea1o th\u00e0nh1 c\u1eb7p l\u00f4.
\nV\u00ed d\u1ee5:<\/em> C\u00e2m \u0111\u1ea7u 5, \u0111\u1ea7u 7 v\u00e0 \u0111\u1ea7u 9. S\u1ed1 l\u00f4 \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh l\u00e0 57 \u2013 79<\/li>\n<\/ul>\nQua c\u00e1c th\u00f4ng tin tr\u00ean ch\u1eafc h\u1eb3n b\u1ea1n \u0111\u00e3 bi\u1ebft \u0111\u01b0\u1ee3c l\u00f4 \u0111\u1ec1 c\u00e2m l\u00e0 nh\u01b0 th\u1ebf n\u00e0o<\/em>. V\u00e0 ph\u1ea7n n\u00e0o n\u1eafm \u0111\u01b0\u1ee3c c\u00e1ch \u0111\u00e1nh \u0111\u1ec1 theo ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4 mi\u1ec1n B\u1eafc l\u00f4 c\u00e2m. M\u1ecdi ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec1u c\u00f3 t\u00ednh t\u01b0\u01a1ng \u0111\u1ed1i, v\u00ec v\u1eady b\u1ea1n c\u1ea7n k\u1ebft h\u1ee3p th\u00eam nh\u1eefng c\u00e1ch soi c\u1ea7u kh\u00e1c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh con s\u1ed1 ph\u00f9 h\u1ee3p nh\u1ea5t.<\/p>\n<\/div>\n