{"common":{"save":0,"post_id":"4815","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"8328","post_id":"4815","mon_id":"1158113","chapter_id":"1158117","question":"<p>Vi\u1ebft g\u1ecdn tích sau b\u1eb1ng cách dùng l\u0169y th\u1eeba: <\/p><p>3 . 3 . 3 . 3 . 3<\/p>","options":["3<span class=\"math-tex\">$^4$<\/span>","3<span class=\"math-tex\">$^5$<\/span>","3 . 5"],"correct":"2","level":"1","hint":"<p>L\u0169y th\u1eeba b\u1eadc n c\u1ee7a s\u1ed1 t\u1ef1 nhiên a là tích c\u1ee7a n th\u1eeba s\u1ed1 b\u1eb1ng nhau, m\u1ed7i th\u1eeba s\u1ed1 b\u1eb1ng a:<\/p><p>a<span class=\"math-tex\">$^n$<\/span> = a . a . ... . a (có n th\u1eeba s\u1ed1 a, n∈<span class=\"math-tex\">$\\mathbb{N}^*$<\/span>)<\/p>","answer":"<p>Vi\u1ebft g\u1ecdn tích sau b\u1eb1ng cách dùng l\u0169y th\u1eeba: <\/p><p>3 . 3 . 3 . 3 . 3 = 3<span class=\"math-tex\">$^5$<\/span> (có 5 th\u1eeba s\u1ed1 3 nhân l\u1ea1i v\u1edbi nhau)<\/p><p>V\u1eady \u0111áp án \u0111úng là <span style=\"color:#16a085;\"><strong>3<span class=\"math-tex\">$^5$<\/span><\/strong><\/span><\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"132","test":"1","date":"2021-10-04 14:55:51","option_type":"math","len":0},{"id":"8331","post_id":"4815","mon_id":"1158113","chapter_id":"1158117","question":"<p>Vi\u1ebft g\u1ecdn tích sau b\u1eb1ng cách dùng l\u0169y th\u1eeba: <\/p><p>2 . 2 . 3 . 3 . 3. 3<\/p>","options":["2<span class=\"math-tex\">$^4$<\/span> . 3<span class=\"math-tex\">$^4$<\/span>","2<span class=\"math-tex\">$^4$<\/span> . 3<span class=\"math-tex\">$^2$<\/span>","2<span class=\"math-tex\">$^2$<\/span> . 3<span class=\"math-tex\">$^4$<\/span>"],"correct":"3","level":"1","hint":"<p>L\u0169y th\u1eeba b\u1eadc n c\u1ee7a s\u1ed1 t\u1ef1 nhiên a là tích c\u1ee7a n th\u1eeba s\u1ed1 b\u1eb1ng nhau, m\u1ed7i th\u1eeba s\u1ed1 b\u1eb1ng a:<\/p><p>a<span class=\"math-tex\">$^n$<\/span> = a . a . ... . a (có n th\u1eeba s\u1ed1 a, n∈<span class=\"math-tex\">$\\mathbb{N}^*$<\/span>)<\/p>","answer":"<p>Vì tích 2 . 2 . 3 . 3 . 3. 3 có 2 th\u1eeba s\u1ed1 b\u1eb1ng 2 và 4 th\u1eeba s\u1ed1 b\u1eb1ng 3 nên<\/p><p>2 . 2 . 3 . 3 . 3. 3 = 2<span class=\"math-tex\">$^2$<\/span> . 3<span class=\"math-tex\">$^4$<\/span><\/p><p>V\u1eady \u0111áp án \u0111úng là <span style=\"color:#16a085;\"><strong>2<span class=\"math-tex\">$^2$<\/span> . 3<span class=\"math-tex\">$^4$<\/span><\/strong><\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"132","test":"1","date":"2021-10-04 15:00:47","option_type":"math","len":0},{"id":"8332","post_id":"4815","mon_id":"1158113","chapter_id":"1158117","question":"<p>Tính: <\/p><p>17<span class=\"math-tex\">$^2$<\/span> = ?<\/p>","options":["289","298","17"],"correct":"1","level":"1","hint":"<p>L\u0169y th\u1eeba b\u1eadc n c\u1ee7a s\u1ed1 t\u1ef1 nhiên a là tích c\u1ee7a n th\u1eeba s\u1ed1 b\u1eb1ng nhau, m\u1ed7i th\u1eeba s\u1ed1 b\u1eb1ng a:<\/p><p>a<span class=\"math-tex\">$^n$<\/span> = a . a . ... . a (có n th\u1eeba s\u1ed1 a, n∈<span class=\"math-tex\">$\\mathbb{N}^*$<\/span>)<\/p>","answer":"<p>17<span class=\"math-tex\">$^2$<\/span> = 17 . 17 = 289<\/p><p>V\u1eady \u0111áp án \u0111úng là <span style=\"color:#16a085;\"><strong>289<\/strong><\/span><\/p>","type":"choose","extra_type":"flower","time":"0","user_id":"132","test":"1","date":"2021-10-04 15:02:54","option_type":"txt","len":0}]}