sin^2θ
---------------- --- cosθ
1-sin(90-θ)
Trigonmentry
2013-07-20 8:36 pm
回答 (1)
2013-07-20 9:39 pm
✔ 最佳答案
圖片參考：http://i1096.photobucket.com/albums/g340/pingshek/2013-07-20_zps48ce1b0d.png
http://i1096.photobucket.com/albums/g340/pingshek/2013-07-20_zps48ce1b0d.png
參考: pingshek
收錄日期: 2021-05-02 11:00:42
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20130720000051KK00093