作者查詢 / keith291
作者 keith291 在 PTT [ trans_math ] 看板的留言(推文), 共212則
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5F→:下次請打清楚欲問事項 難度理論上A>B>C218.166.62.155 08/17 20:53
4F推:用泰勒展開找x^20係數再乘上20!即答案140.112.66.200 07/01 12:45
6F推:-19(-1/2)(-3/2)...(-35/2)(-37/2)140.112.66.200 07/01 12:57
7F推:上面打錯 等等...140.112.66.200 07/01 13:03
8F→:反正就是2(20!C(1/2,20))140.112.66.200 07/01 13:05
1F推:其實你可以自己微分回去會比發文問人快..218.166.66.138 06/30 23:35
2F→:還有你積出來為什麼變數變成y了?218.166.66.138 06/30 23:36
1F→:另外 對n≦e^(e^2)的項 捨棄掉不影響218.166.64.210 06/25 23:34
2F→:無窮級數歛散性 故捨棄之218.166.64.210 06/25 23:34
1F→:你可以把前面打錯的文章 在標題前按d刪掉218.166.64.189 06/23 00:09
2F→:不要洗版好嗎......218.166.64.189 06/23 00:09
3F→:另外在文章前按大寫E可修改內文218.166.64.189 06/23 00:11
4F→:在文章內按shift+x可以推文218.166.64.189 06/23 00:12
1F推:Hint:x^3-1=(x-1)(x^2+x+1) 用分項分式法218.166.63.95 06/11 21:19
5F→:丟給網頁積了 沒辦法用初等函數表示218.166.61.104 06/07 00:10
4F→:丟給網頁積了 沒辦法用初等函數表示218.166.61.104 06/07 00:12
1F→:你的積分上下限呢?140.112.7.59 06/06 02:55
10F→:我覺得你要先證明那3個都極限存在218.166.63.223 06/01 22:00
11F→:才可以把一開始的lim分成3個218.166.63.223 06/01 22:00
12F→:因為沒證明之前不知道是否存在不可任意拆218.166.63.223 06/01 22:01
19F推:但這樣才是保證論斷正確的吧 否則有可218.166.63.223 06/01 22:39
20F→:能錯218.166.63.223 06/01 22:39