作者myandychen (~/-\ /\/ |) `/~)
看板NTUMEB93-HW
标题[问题] 一题微积分@@
时间Tue Nov 9 23:13:02 2004
limx->0 [1-cos(2x)]/(12xx)
xx是x的平方的意思
以前同学问的我不会....
麻烦各位XD
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※ 发信站: 批踢踢实业坊(ptt.cc)
◆ From: 210.85.187.129
1F:推 fec:我猜1/6.. 140.112.249.210 11/09
2F:推 iamnotme:乘以1+cos/1+cos 218.166.197.220 11/09
3F:→ iamnotme:变成sin然後消掉=_________= 218.166.197.220 11/09
4F:→ iamnotme:尬的我明天要考微积分.... 218.166.197.220 11/09
5F:推 myandychen:多谢 210.85.187.129 11/09
6F:推 fec:不是cos(2x)嘛?..不了 140.112.249.210 11/09
7F:推 myandychen:我用iamnotme的方法算也是1/6 210.85.187.129 11/09
8F:推 biglight:1/6吧.... 61.228.28.2 11/09