L\u00f4 \u0111\u1ec1 kh\u00f4ng ch\u1ec9 l\u00e0 s\u1ef1 t\u00ednh to\u00e1n m\u00e0 c\u00f2n l\u00e0 may m\u1eafn v\u00e0 bi\u1ebft n\u1eafm b\u1eaft th\u1eddi c\u01a1, k\u1ebft h\u1ee3p c\u00e1c con s\u1ed1 \u0111\u1eb7c bi\u1ec7t th\u01b0\u1eddng xuy\u00ean xu\u1ea5t hi\u1ec7n c\u00f9ng nhau. D\u00e0n \u0111\u1ec1 \u0111\u00e1nh quanh n\u0103m l\u00e0 c\u00e1ch ng\u01b0\u1eddi ch\u01a1i n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c th\u1eddi th\u1ebf v\u00e0 k\u1ebft h\u1ee3p c\u00e1c d\u00e3y s\u1ed1 \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 \u0111\u00e1nh \u0111\u1ec1.<\/p>\n
V\u1eady d\u00e0n \u0111\u1ec1 \u0111\u00e1nh quanh n\u0103m c\u00f3 x\u00e1c su\u1ea5t ch\u00ednh x\u00e1c cao kh\u00f4ng? C\u00f3 n\u00ean d\u00f9ng s\u1ef1 suy lu\u1eadn v\u1ec1 d\u00e0n \u0111\u1ec1 \u0111\u00e1nh quanh n\u0103m trong vi\u1ec7c ch\u01a1i l\u00f4 \u0111\u1ec1 hay kh\u00f4ng. C\u00f9ng ch\u00fang t\u00f4i t\u00ecm hi\u1ec3u v\u1ea5n \u0111\u1ec1 n\u00e0y ngay n\u1ed9i dung b\u00e0i vi\u1ebft b\u00ean d\u01b0\u1edbi nh\u00e9.<\/p>\n
M\u1ee5c l\u1ee5c<\/p>\n<\/div>\n