-need clear steps
∫(x)(cosx) dx
indefinite intergal
2009-04-21 7:16 pm
回答 (1)
2009-04-21 7:21 pm
✔ 最佳答案
Make use of integration by changing variables and integration by parts to tackle this problem.圖片參考：http://i601.photobucket.com/albums/tt95/physicsworld9999/physicsworld01Apr211120.jpg?t=1240284081
2009-04-21 11:25:24 補充：
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參考: Physics king
收錄日期: 2021-04-13 16:34:37
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090421000051KK00384