trigonometric function

👨🏻‍🏫 學術台數學

kelly

2010-08-21 8:51 pm

the question is in:
http://upload.lsforum.net/users/public/b240001000a14.png

回答 (1)

STEVIE-G™

2010-08-21 9:17 pm

✔ 最佳答案

As follows:

圖片參考：http://i707.photobucket.com/albums/ww74/stevieg90/06-57.jpg

參考: http://i707.photobucket.com/albums/ww74/stevieg90/06-57.jpg

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