{"id":18700,"date":"2024-03-09T18:12:13","date_gmt":"2024-03-09T18:12:13","guid":{"rendered":"https:\/\/soicau3109.minhngocxoso.com\/?p=18700"},"modified":"2024-03-09T18:12:13","modified_gmt":"2024-03-09T18:12:13","slug":"so-de-21-phai-chang-la-con-di","status":"publish","type":"post","link":"https:\/\/cauchuan3cang.com\/so-de-21-phai-chang-la-con-di\/","title":{"rendered":"S\u1ed1 \u0111\u1ec1 21 ph\u1ea3i ch\u0103ng l\u00e0 con \u0111\u1ec9?"},"content":{"rendered":"
C\u00f3 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi th\u01b0\u1eddng hay t\u00f2 m\u00f2 v\u1ec1 \u00fd ngh\u0129a c\u1ee7a nh\u1eefng con s\u1ed1 trong l\u00f4 \u0111\u1ec1. V\u00e0 n\u1ed9i dung trong b\u00e0i vi\u1ebft h\u00f4m nay, ch\u00fang t\u00f4i s\u1ebd c\u00f9ng c\u00e1c b\u1ea1n gi\u1ea3i \u0111\u00e1p th\u1eafc m\u1eafc v\u1ec1 s\u1ed1 \u0111\u1ec1 21. Con s\u1ed1 n\u00e0y c\u00f3 \u0111i\u1ec1u g\u00ec \u0111\u1eb7c bi\u1ec7t? Ch\u00fang ta c\u00f9ng xem nh\u00e9!<\/span><\/strong><\/p>\n C\u00e1c b\u1ea1n bi\u1ebft kh\u00f4ng, v\u1ea1n v\u1eadt xung quanh ch\u00fang ta \u0111\u1ec1u \u1ea9n ch\u1ee9a nh\u1eefng \u00fd ngh\u0129a ri\u00eang bi\u1ec7t. \u0110\u1ebfn nh\u1eefng con s\u1ed1 c\u0169ng v\u1eady. N\u00f3 \u1ea9n ch\u1ee9a nh\u1eefng \u00fd ngh\u0129a t\u01b0\u1eddng minh, l\u00e0m th\u00f4i th\u00fac s\u1ef1 t\u00f2 m\u00f2 c\u1ee7a nhi\u1ec1u ng\u01b0\u1eddi.<\/span><\/p>\n V\u00e0 c\u0169ng ch\u00ednh v\u00ec th\u1ebf, \u00fd ngh\u0129a c\u1ee7a s\u1ed1 \u0111\u1ec1 21 lu\u00f4n \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi quan t\u00e2m \u0111\u1ebfn. Ph\u1ea3i ch\u0103ng n\u00f3 \u1ea9n ch\u1ee9a \u0111i\u1ec1u g\u00ec \u0111\u1eb7c bi\u1ec7t?<\/span><\/p>\n D\u1ef1a tr\u00ean nh\u1eefng quy lu\u1eadt thay \u0111\u1ed5i, c\u00e1c chuy\u00ean gia \u0111\u00e3 nghi\u00ean c\u1ee9u thu\u1eadt \u00e2m d\u01b0\u01a1ng ng\u0169 h\u00e0nh \u0111\u1ec3 ph\u00e1t tri\u1ec3n nh\u1eefng \u0111i\u1ec1u m\u1edbi l\u1ea1 trong cu\u1ed9c s\u1ed1ng. V\u00e0 \u0111i\u1ec1u \u0111\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u00e0o l\u00f4 \u0111\u1ec1. Ng\u01b0\u1eddi ta n\u00f3i r\u1eb1ng, ch\u1eef s\u1ed1 21 \u0111\u01b0\u1ee3c t\u1ea1o b\u1edfi 2 ch\u1eef s\u1ed1 h\u00f9ng d\u0169ng l\u00e0 1 v\u00e0 2. V\u1edbi ch\u1eef s\u1ed1 1 t\u01b0\u1ee3ng tr\u01b0ng cho tr\u00ed tu\u1ec7 th\u00f4ng minh. C\u00f2n s\u1ed1 2 n\u00f3 l\u00e0 bi\u1ec3u t\u01b0\u1ee3ng cho s\u1ef1 h\u00f2a h\u1ee3p v\u00e0 c\u00e2n b\u1eb1ng. Do \u0111\u00f3, khi c\u00f3 s\u1ef1 g\u1eafn k\u1ebft gi\u1eefa 2 ch\u1eef s\u1ed1 n\u00e0y s\u1ebd t\u1ea1o ra m\u1ed9t ngu\u1ed3n s\u1ee9c m\u1ea1nh to l\u1edbn.<\/span><\/p>\n V\u00ec v\u1eady, n\u1ebfu b\u1ea1n \u0111\u1ecdc n\u00e0o \u0111\u00e3 t\u1eebng m\u01a1 \u0111\u1ebfn ch\u1eef s\u1ed1 \u0111\u1ec1 21 n\u00e0y. Th\u00ec trong t\u01b0\u01a1ng lai s\u1ebd g\u1eb7p nhi\u1ec1u t\u1ed1t l\u00e0nh \u0111\u1ea5y nh\u00e9.<\/span><\/p>\n <\/p>\n C\u00f3 nhi\u1ec1u ng\u01b0\u1eddi v\u1eabn \u0111ang r\u1ea5t t\u00f2 m\u00f2 v\u1ec1 h\u00ecnh v\u1ebd c\u1ee7a m\u1ed9t c\u00f4 g\u00e1i v\u1edbi phong c\u00e1ch l\u1ea3 l\u01a1i trong s\u1ed1 \u0111\u1ec1. V\u00ec sao l\u1ea1i c\u00f3 h\u00ecnh v\u1ebd c\u00f4 g\u00e1i n\u00e0y?<\/span><\/p>\n \u0110\u1ec3 gi\u1ea3i \u0111\u00e1p cho nh\u1eefng th\u1eafc m\u1eafc n\u00e0y, ng\u01b0\u1eddi ta l\u00ed lu\u1eadn r\u1eb1ng. Trong th\u1ebf gi\u1edbi l\u00f4 \u0111\u1ec1, \u0111\u1ec3 c\u00f3 th\u1ec3 nh\u1edb h\u1ebft \u0111\u01b0\u1ee3c c\u00e1c con s\u1ed1 th\u00ec s\u1ebd g\u1eb7p r\u1ea5t nhi\u1ec1u kh\u00f3 kh\u0103n. M\u00e0 c\u00f3 nh\u1eefng d\u00e2n ch\u01a1i c\u1edd b\u1ea1c ng\u01b0\u1eddi ta kh\u00f4ng bi\u1ebft. Do \u0111\u00f3, c\u00e1c h\u00ecnh v\u1ebd xu\u1ea5t hi\u1ec7n l\u00e0 bi\u1ec3u t\u01b0\u1ee3ng cho nh\u1eefng con s\u1ed1.<\/span><\/p>\n Nh\u01b0 v\u1eady, \u0111\u1ec3 c\u00f3 th\u1ec3 bi\u1ebft \u0111\u01b0\u1ee3c \u00fd ngh\u0129a c\u1ee7a nh\u1eefng con s\u1ed1 th\u00ec ng\u01b0\u1eddi ta s\u1ebd d\u1ef1a v\u00e0o c\u00e1c h\u00ecnh v\u1ebd. C\u1ee5 th\u1ec3, ta c\u00f3 nh\u1eefng con s\u1ed1 nh\u01b0 sau:<\/span><\/p>\n S\u1ed1 \u0111\u1ec1 21 \u0111\u01b0\u1ee3c xem l\u00e0 con \u0111\u0129. B\u1edfi n\u00f3 \u0111\u01b0\u1ee3c t\u1ea1o t\u1eeb h\u00ecnh v\u1ebd c\u1ee7a m\u1ed9t c\u00f4 g\u00e1i l\u1ea3 l\u01a1i<\/span><\/p>\n S\u1ed1 \u0111\u1ec1 01 \u2013 41 \u2013 81 \u0111\u01b0\u1ee3c xem l\u00e0 con c\u00e1 tr\u1eafng<\/span><\/p>\n S\u1ed1 \u0111\u1ec1 04 \u2013 44 \u2013 84 \u0111\u01b0\u1ee3c xem l\u00e0 con c\u00f4ng<\/span><\/p>\n S\u1ed1 \u0111\u1ec1 06 \u2013 46 \u2013 86 \u0111\u01b0\u1ee3c xem l\u00e0 con c\u1ecdp<\/span><\/p>\n S\u1ed1 \u0111\u1ec1 10 \u2013 50 \u2013 90 \u0111\u01b0\u1ee3c xem l\u00e0 con r\u1ed3ng<\/span><\/p>\n S\u1ed1 \u0111\u1ec1 11 \u2013 51 \u2013 91 \u0111\u01b0\u1ee3c xem l\u00e0 con ch\u00f3<\/span><\/p>\n S\u1ed1 \u0111\u1ec1 15 \u2013 55 \u2013 95 \u0111\u01b0\u1ee3c xem l\u00e0 con chu\u1ed9t<\/span><\/p>\n S\u1ed1 \u0111\u1ec1 16 \u2013 56 \u2013 96 \u0111\u01b0\u1ee3c xem l\u00e0 con ong<\/span><\/p>\n S\u1ed1 \u0111\u1ec1 01 \u2013 41 \u2013 81 \u0111\u01b0\u1ee3c xem l\u00e0 con c\u00e1 tr\u1eafng<\/span><\/p>\n S\u1ed1 \u0111\u1ec1 19 \u2013 59 \u2013 99 \u0111\u01b0\u1ee3c xem l\u00e0 con b\u01b0\u1edbm<\/span><\/p>\n Th\u1ebf nh\u01b0ng, b\u1ea1n \u0111\u1ecdc c\u0169ng kh\u00f4ng n\u00ean ng\u1ed9 nh\u1eadn r\u1eb1ng, ch\u00fang c\u00f3 m\u1ed1i quan h\u1ec7 m\u1eadt thi\u1ebft v\u1edbi nhau nh\u00e9. B\u1edfi, nh\u1eefng h\u00ecnh v\u1ebd n\u00e0y \u0111\u01b0\u1ee3c d\u00f9ng nhi\u1ec1u n\u00ean s\u1ebd nh\u1edb \u0111\u01b0\u1ee3c con s\u1ed1 g\u00ec m\u00e0 th\u00f4i.<\/span><\/p>\n Hi v\u1ecdng v\u1edbi nh\u1eefng th\u00f4ng tin ch\u00fang t\u00f4i \u0111\u00e3 cung c\u1ea5p c\u00f3 th\u1ec3 gi\u00fap \u00edch \u0111\u01b0\u1ee3c \u00edt nhi\u1ec1u cho b\u1ea1n. C\u00f9ng tham gia v\u00e0 b\u00ecnh lu\u1eadn nh\u1eefng d\u00e3y s\u1ed1 \u0111\u1eb9p tr\u00ean di\u1ec5n \u0111\u00e0n x\u1ed5 s\u1ed1 uy t\u00edn nh\u1ea5t nh\u00e9!<\/span><\/p>\n<\/div>\nT\u1ea1i sao nhi\u1ec1u ng\u01b0\u1eddi th\u01b0\u1eddng t\u00f2 m\u00f2 v\u1ec1 s\u1ed1 \u0111\u1ec1 21?<\/strong><\/span><\/h2>\n
S\u1ed1 \u0111\u1ec1 21 ph\u1ea3i ch\u0103ng l\u00e0 con \u0111\u0129?<\/strong><\/span><\/h2>\n
soi c\u1ea7u chu\u1ea9n x\u00e1c mi\u1ec1n b\u1eafc<\/span><\/strong><\/h3>\n