已知xy-e^x+e^y=0,求dy/dx

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已知xy-e^x+e^y=0,求dy/dx已知xy-e^x+e^y=0,求dy/dx已知xy-e^x+e^y=0,求dy/dx对xy-e^x+e^y=0求微分得ydx+xdy-e^xdx+e^ydy=

已知xy-e^x+e^y=0,求dy/dx
已知xy-e^x+e^y=0,求dy/dx

已知xy-e^x+e^y=0,求dy/dx
对xy-e^x+e^y=0 求微分得
ydx+xdy-e^xdx+e^ydy=0
(y-e^x)dx+(x+e^y)dy=0
dy/dx=(x+e^y)/(e^x-y)