2 x-y+3 = cos ( x/y)
Differentiate both sides with respect to x
F.5 A. Maths ( Differentiation )
2007-10-19 3:37 am
回答 (1)
2007-10-19 3:46 am
✔ 最佳答案
As follows~~~圖片參考：http://i182.photobucket.com/albums/x4/A_Hepburn_1990/ScreenHunter_01Oct181945.jpg?t=1192707977
參考: Myself~~~
收錄日期: 2021-04-23 17:18:57
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