作者ATK (表特版是好物XD)
看板trans_math
标题[积分] 请问^^"
时间Sun Feb 27 00:19:24 2005
1
S--------dx=?
1-X^2
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※ 发信站: 批踢踢实业坊(ptt.cc)
◆ From: 218.164.101.131
※ 编辑: ATK 来自: 218.164.101.131 (02/27 00:19)
1F：推 FATTY2108:........ 218.184.96.19 02/27
2F：→ ATK:我知到很笨= =218.164.101.131 02/27
3F：推 wilson1000:(1/2)log|1+x|-(1/2)log|1-x|+C 218.166.70.91 02/27
4F：推 ATK:怎麽导T_T 218.164.113.55 02/27
5F：推 wilson1000:分解成 (1/2)/(1-x)+(1/2)/(1+x) 218.166.58.71 02/27
6F：推 ATK:感谢<(_ _)>218.175.146.103 02/28
7F：推 GBRS:令X=sinA,dX=cosAdA,解到最後代入原假设还原... 60.198.69.14 06/14