Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 已解決
Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 已解決 
微積分高手幫忙一下
Aug 24th 2013, 06:30

通分合併變成
lim_{x to 0} (x - ln(1+x))/(xln(1+x))

還是0/0的型式,用羅比達法則,上下分別對x微分,得到以下

原式 = lim_{x to 0} [1 - 1/(1+x)]/[ln(1+x) + x/(1+x)]
此時分子分母的極限都存在且分母不等於0,而分子是0

原式 = 0

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[提問] 請問今天超犀利大趴結束時間?
Aug 24th 2013, 14:11, by herokaku

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標題[提問] 請問今天超犀利大趴結束時間?

時間Sat Aug 24 14:11:12 2013

請問,今天大趴16:00開始,預計是幾點結束? 不曉得有沒有誤觸版規,問完自刪,謝謝 -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 111.248.8.212

chiaamay:亂猜十一點~十二點 08/24 14:19

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