更新1:
可唔可以由sin3x開始做先? 姐係∫ (e^2x)(sin3x) dx=∫(e^2x) d[(-cos3x)/3] 但係我做完出黎同你個ans不一樣的......
integration(4)
回答 (1)
2011-01-16 5:59 am
✔ 最佳答案
As follows:圖片參考：http://i707.photobucket.com/albums/ww74/stevieg90/ScreenHunter_17Jan152158.gif
2011-01-15 22:20:27 補充：
For your reference, alternative sol.:
http://i707.photobucket.com/albums/ww74/stevieg90/ScreenHunter_20Jan152219.gif
收錄日期: 2021-04-19 23:51:48
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20110115000051KK01291