作者查詢 / kosoj6
作者 kosoj6 在 PTT [ Math ] 看板的留言(推文), 共37則
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9F推: Γ1是拋物線 Γ2是直線 沒交點>Γ1恆大於Γ207/02 14:33
10F→: 所以Γ1-Γ2>0 解判別式 得到k的範圍 求機率07/02 14:34
9F推: 你朋友也太好笑了吧 我不否定他的作法 我覺得給這樣07/02 09:38
10F→: 硬要你解的話 最好的解就是以圖為準量得越準越好下07/02 09:39
11F→: 去解 好笑的是他2.3截距怎麼看的... 那個在離2.5的07/02 09:40
12F→: 距離目測比他覺得是8到7.5的距離還大一點耶07/02 09:40
13F→: 而且一條線他覺得斜率是3 另一條也不會是-3吧 肉眼07/02 09:41
14F→: 可見的不對稱 他兩條線定的也太一廂情願了07/02 09:41
1F推: 全部加起來06/22 22:28
12F推: 我忘記高中微積分教到哪 不過既然都教旋轉體了06/19 22:30
13F→: 感覺Jewry大的解法已經很清楚 應該不需要進一步神解06/19 22:31
14F→: 無意冒犯 畢竟我真的不清楚高中教到哪06/19 22:32
3F推: 我比較好奇新生六月就在看原文書... 是個牛人06/16 14:26
1F推: 401 都不用手算06/14 14:21
1F推: 走的長度一樣 r1*2pi=r2*theta06/11 22:04
13F推: 因為Sf(a-x)d(a-x)才是F(a-x) 你把a-x立成u就會突然06/10 13:35
14F→: 知道自己在做甚麼了06/10 13:35
8F推: https://imgur.com/SAGzCpM06/09 11:03
9F推: https://imgur.com/839b4JH 這樣寫比較好懂一點06/09 11:51