怎么将y=x^-x/x^-x+1化简成(y-1)x^2+(1-y)x+y=0急

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怎么将y=x^-x/x^-x+1化简成(y-1)x^2+(1-y)x+y=0急怎么将y=x^-x/x^-x+1化简成(y-1)x^2+(1-y)x+y=0急怎么将y=x^-x/x^-x+1化简成(y-

怎么将y=x^-x/x^-x+1化简成(y-1)x^2+(1-y)x+y=0急
怎么将y=x^-x/x^-x+1化简成(y-1)x^2+(1-y)x+y=0

怎么将y=x^-x/x^-x+1化简成(y-1)x^2+(1-y)x+y=0急
y=x^2-x/x^2-x+1
y(x²-x+1)=x²-x
yx²-xy+y-x²+x=0
yx²-x²+x-xy+y=0
(y-1)x²+(1-y)x+y=0