C\u00e2u 1 (trang 44 sgk Ng\u1eef V\u0103n 12 T\u1eadp 1):<\/b><\/span><\/p>\n Trong c\u00e1c c\u00e2u:<\/p>\n – C\u00e2u a t\u1eeb\u00a0\u0111\u00f2i h\u1ecfi<\/i>\u00a0kh\u00f4ng c\u1ea7n thi\u1ebft, n\u1ebfu b\u1ecf t\u1eeb n\u00e0y th\u00ec c\u00e2u v\u0103n s\u1ebd \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 trong s\u00e1ng.<\/p>\n – C\u00e1c c\u00e2u b,c, d l\u00e0 nh\u1eefng c\u00e2u trong s\u00e1ng do th\u1ec3 hi\u1ec7n r\u00f5 c\u00e1c th\u00e0nh ph\u1ea7n ng\u1eef ph\u00e1p v\u00e0 quan h\u1ec7 trong c\u00e2u.<\/p>\n C\u00e2u 2 (trang 45 sgk Ng\u1eef V\u0103n 12 T\u1eadp 1):<\/b><\/span><\/p>\n – T\u1eeb n\u01b0\u1edbc ngo\u00e0i kh\u00f4ng c\u1ea7n thi\u1ebft: Valentine<\/p>\n – T\u1eeb ti\u1ebfng Vi\u1ec7t c\u00f3 \u00fd ngh\u0129a v\u00e0 s\u1eafc th\u00e1i bi\u1ec3u c\u1ea3m th\u00edch h\u1ee3p v\u1edbi n\u1ed9i dung bi\u1ec3u \u0111\u1ea1t:\u00a0ng\u00e0y l\u1ec5 t\u00ecnh y\u00eau, ng\u00e0y l\u1ec5 t\u00ecnh nh\u00e2n.<\/i><\/p>\n Luy\u1ec7n t\u1eadp C\u00e2u 1 (trang 44 sgk Ng\u1eef V\u0103n 12 T\u1eadp 1): Trong c\u00e1c c\u00e2u: – C\u00e2u a t\u1eeb\u00a0\u0111\u00f2i h\u1ecfi\u00a0kh\u00f4ng c\u1ea7n thi\u1ebft, n\u1ebfu b\u1ecf t\u1eeb n\u00e0y th\u00ec c\u00e2u v\u0103n s\u1ebd \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 trong s\u00e1ng. – C\u00e1c c\u00e2u b,c, d l\u00e0 nh\u1eefng c\u00e2u trong s\u00e1ng do th\u1ec3 hi\u1ec7n r\u00f5 c\u00e1c th\u00e0nh ph\u1ea7n ng\u1eef ph\u00e1p v\u00e0 […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[1300],"tags":[1378,1379,1380],"yoast_head":"\n