函数z=f(x,y)由方程F(x+3z,y-2z)=0确定,其中F为可微函数,求z对x的偏导数
人气:124 ℃ 时间:2019-11-25 22:28:07
解答
对F(x+3z,y-2z)=0求全微分,整理可得z对x的偏导数.
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