解分式方程(1/x-1)-(1/1-x²)=(3/1-x)

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答案和解析

1/(x-1)+1/(x+1)(x-1)=-3/(x-1)
4/(x-1)+1/(x+1)(x-1)=0
两边乘(x+1)(x-1)
4(x+1)+1=0
4x+5=0
x=-5/4
经检验,x=-5/4是方程的解

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