三角函數不定積分題(10分)
回答 (1)
2008-11-30 5:29 pm
✔ 最佳答案
圖片參考：http://i182.photobucket.com/albums/x4/A_Hepburn_1990/A_Hepburn01Nov300929.jpg?t=1228008591
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2008-11-30 09:30:27 補充：
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參考: Myself~~~
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20081130000051KK00194