作者查詢 / playerOrz
作者 playerOrz 在 PTT 全部看板的留言(推文), 共2096則
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5F→: 中垂中垂必有交點就行06/30 23:34
1F噓: 我都念costco06/21 11:17
2F→: 圍出來的區域面積,不用不等號。06/01 20:40
4F→: 我是認為這種題目轉述的毛病也就不用挑了XD06/01 20:45
9F→: 呃,我的答案有錯嗎?06/01 21:16
13F→: 好奇原po有看到我的解答嗎?06/01 21:27
3F→: 令3x+2y=u 7x-3y=v 則u,v平面上的圖形為菱形06/01 20:38
4F→: 再想想你要用哪個變換將 T(x,y)=(u,v)求det(T)即可06/01 20:41
5F→: 答案應為 u,v平面上的面積/det(T)06/01 20:42
6F→: http://imgur.com/vPsTBvy06/01 20:56
3F推: 推推05/14 14:55
316F推: +104/17 11:29
1F→: 你問問題至少把問題放上來?03/31 15:32
1F推: 第一題 偏導都是0的地方,以及邊界討論一下。 第二03/29 23:39
2F→: 題,微分後代1再倒數就好。反函數微分法。03/29 23:39
1F推: 一到四位 每一位各1000次03/13 02:43
2F推: 或是1*4*729+2*6*81+3*4*9+4*1*103/13 02:45
6F推: 45度 != 405度 應該要說是同界角02/06 12:30