作者查詢 / FAlin
作者 FAlin 在 PTT [ Math ] 看板的留言(推文), 共285則
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1F→: 建中106科學班入學考題計算證明04/16 22:05
1F→: 看到自己編輯的講義題目被放上網路的滋味果然不舒服04/18 23:40
2F→: 分別假設兩個公比 解 1/(1-r1) + 1/(1-r2)=1跟04/18 23:46
3F→: 1/(1-r1r2) = 3/4 上面更正是13/504/18 23:47
1F→: 建中科班入學考題 假設最大公因數的分解即可02/13 15:55
11F→: 我講的是第二小題喔02/13 20:38
13F推: 也要用,但我猜第一小題四分應該是送分等級,大家02/13 21:49
14F→: 都卡在第二小題02/13 21:49
3F→: 柯西就好11/29 00:28
4F→: 另外也可以假設任一角度之後用三角表示PA,PB 疊合11/29 00:30
4F→: 不是樓上湊的喔XD 這雄中段考藏有玄機09/01 00:22
8F→: 假設三角形算出角A=0度?07/06 23:12
3F→: 這中山一題 還在徵答05/28 03:56
4F→: 中山雙周一題05/28 03:56
3F推: 直接費馬尤拉不就好了? 2^100=1(mod125)03/30 09:10
4F→: 故1000以上的話多一個0循環節當然變成5倍(2必整除03/30 09:11
4F→: 手邊資料只有簡答 13沒錯 但還在嘗試說明為何最小03/29 01:34
2F→: 雄中開學考 寫兩次cosC就搞定了09/02 19:38