作者josephw (rhythm)
看板trans_math
标题Re: [考古] 94宜大的一个极限问题
时间Mon Jul 18 14:37:35 2005
(1/X) ln 1+x x -x
(1+X) = (--------) = (1- --- + o(x)) = --- + o(x)
x 2 2
e e e . e
-x e
= e[ 1+ (--- +o(x) ) + o(x) ] = e - ---x +o(x) x->0
2 2
(1+x)^(1/x) - e -e
lim --------------- = ----
x->0 x 2
---
如果有错请指教
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※ 编辑: josephw 来自: 219.91.84.129 (07/18 14:41)
1F:推 ying1019:J大可以顺便教我罗必达方法吗?? 210.58.172.85 07/18
2F:→ ying1019:您的泰勒是在哪学的呢??用的很好耶!! 210.58.172.85 07/18
3F:推 josephw:这题用罗必达应该会卡死吧 219.91.84.129 07/18