e∧x+z-xy=0求zx,zy

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e∧x+z-xy=0求zx,zy

e∧x+z-xy=0求zx,zy
e∧x+z-xy=0求zx,zy

e∧x+z-xy=0求zx,zy
e^x + z -xy =0
z = -e^x + xy
∂z/∂x = -e^x +y
∂z/∂y = x