作者TVBS2100 (涛歌的节目)
看板Math
标题[微积] ∫(2-3x)^(-4/3) dx
时间Tue May 31 01:19:20 2011
evaluate the improper integrals and determine
whether it converges or diverges.
4 dx
∫ ----------
0 (2-3x)^(4/3)
要怎麽积啊= = 一时转换不过来
之後算到
http://imageshack.us/photo/my-images/198/happy04.jpg/
这答案??
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※ 发信站: 批踢踢实业坊(ptt.cc)
◆ From: 120.101.34.119
1F：推 craig100 :dx = (-1/3)d(2-3x) 05/31 01:26
※ 编辑: TVBS2100 来自: 120.101.34.119 (05/31 01:31)
2F：→ mk426375 :函数在x=2/3有断点，由瑕积分定义分成[0,a]跟[b,4] 05/31 02:01
3F：→ mk426375 :这两段来积，然後分别让a,b趋近2/3 05/31 02:02