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作者 guestoo 在 PTT [ trans_math ] 看板的留言(推文), 共48則
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1F推:嗯 應該是這樣沒錯218.164.225.143 07/17 07:59
3F→:快去睡吧 你太拼了218.164.225.143 07/17 08:10
1F→:分 x>1 x=1 x<1 剩下的就交給你了59.116.38.49 07/17 01:54
2F→:應該是|x|>1 ,|x|=1 ,|x∣<1...sorry218.164.225.143 07/17 07:57
6F→:x->0 指數為1/x 要特別注意的題型59.116.38.49 07/17 00:31
1F→:這是虫甘糸泉 可是應該有打錯地方59.116.34.220 07/13 12:22
2F→:這角度算不出√3的東西 答案應該有√559.116.34.220 07/13 12:22
16F→:cosθ=-2/3 sinθ=√5/3 是這個角度吧59.116.47.214 07/13 16:08
1F→:積出lnx帶入上下限 XD59.116.34.220 07/12 17:52
3F→:從Σ上下限決定要取幾段 再看每段寬多少59.116.34.220 07/12 20:07
4F→:來決定積分的上下限59.116.34.220 07/12 20:08
1F→:我覺得左右端點都收斂 [-1,5]218.164.224.83 07/11 22:36
4F→:推回原式 用審斂法左端點應該也收斂218.164.224.83 07/12 00:34
3F→:3題好多! 不過考古題有線索218.164.224.83 07/11 23:59
4F→:推樓上59.116.48.181 07/11 21:03
2F推:f'(x)會>0 因為根號和後面那堆都是正的218.164.227.91 07/11 09:08
3F→:大概是打太快了218.164.227.91 07/11 09:11
15F→:就算f'(x) 可以發現大於0 所以嚴格遞增59.116.35.241 07/11 02:17