有不懂之处请追问
设z=f(x^(x+y),x/y),其中f(u,v)为可微函数求∂z/∂x,∂z/∂y
设z=f(x^(x+y),x/y),其中f(u,v)为可微函数求∂z/∂x,∂z/∂y
其他人气：338 ℃时间：2020-05-24 07:45:45
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