通分,求过程
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通分,求过程通分,求过程 通分,求过程(x-1)/x(x+1)(x-1)x/x(x+1)(x-1)1/(X+1)=(X-1)/[X(X+1)(X-1)]X/[X(X+1)(X-1)]
通分,求过程
通分,求过程
通分,求过程
(x-1)/x(x+1)(x-1)
x/x(x+1)(x-1)
1/(X+1)=(X-1)/[X(X+1)(X-1)]
X/[X(X+1)(X-1)]