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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1F推:我只知道兩個都不是最新的就對了218.166.48.117 05/15 21:49
2F→:我們今年用的也是這本 不過是第6版218.166.48.117 05/15 21:51
1F推:(x^x)^x=x^(x^2)不等於x^(x^x)218.166.56.33 05/13 23:29
1F推:Hint: 〔1/X〕對X>1皆為0140.112.66.200 05/13 21:51
1F→:你可以推文.....這麼短還不用回文218.166.59.206 04/30 19:36
2F推:這題取極限時用power series很快218.166.64.158 04/26 14:04
4F推:台大微甲期中考今天有一題類似218.166.59.41 04/18 18:42
2F→:也是喔 剛有除過乍看以為不行218.166.48.72 04/13 20:00
1F推:兩種情況阿...左極限(a-) 右極限(a+)218.166.62.175 04/04 18:08
2F→:哪來第三種....218.166.62.175 04/04 18:08
4F→:他第3行意思是 :由前2行知道左極限不等於218.166.62.175 04/04 18:09
5F→:右極限 所以極限不存吧218.166.62.175 04/04 18:10
6F推:3樓可以說一下你的看法嗎?不是很懂218.166.62.175 04/04 18:15
10F推:喔 大概懂了 那我的說法應該改一下218.166.62.175 04/04 19:13
11F→:解答意思應該是1.函數f(x)恆從>0部份逼近218.166.62.175 04/04 19:15
12F→:2.函數f(x)恆從<0逼近 3.函數同時從正負218.166.62.175 04/04 19:15
13F→:兩端逼近218.166.62.175 04/04 19:16
14F→:這3種情形此極限都不存在218.166.62.175 04/04 19:16
15F推:1.的函數例如 (x-a)^2 2.-(x-a)^2218.166.62.175 04/04 19:20
16F→:3.(x-a)218.166.62.175 04/04 19:21
1F推:從正逼近不等於從負逼近(左極限不等於右218.166.62.175 04/04 14:50
2F→:極限 故極限不存在218.166.62.175 04/04 14:51
18F→:....................希望你考試不要看錯218.166.55.213 03/31 22:50