Simple question about calculus

2010-08-02 7:24 pm
Immediate satisfactory answer-> immediate responce-> immediate 贈點

Given F(a,x,y) and x=x(a,b) and y=y(a,b), give partial derivative of F wrt a by chain rule.
Please state the steps but related proofs are not needed.
更新1:

i need the expression

更新2:

isn't there a problem in the first term? if we put it into equation, won't the first term cancel out 原式?

回答 (1)

2010-08-02 9:27 pm
✔ 最佳答案
The partial derivative of F w.r.t. a is given by:

圖片參考:http://i707.photobucket.com/albums/ww74/stevieg90/02-120.jpg


2010-08-02 16:27:17 補充:
If you feel confused, just let s=a (s is a fuction of a)

2010-08-02 16:28:11 補充:
s is a constant function and s=a


收錄日期: 2021-04-22 00:50:26
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100802000051KK00460

檢視 Wayback Machine 備份