微積分~求詳解

[匿名]

2012-06-15 9:20 am

以連鎖規則求dw/dt
1.w=x^2+y^2
x=e^t , y=e^-t

回答 (1)

pingshek

2012-06-15 12:56 pm

✔ 最佳答案

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參考: miraco

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