化简(x的平方-2x+1分之x的平方-1)÷x-1分之x的结果是

2025-02-26 20:43:27
推荐回答(1个)
回答1:

(x的平方-2x+1分之x的平方-1)÷x-1分之x
=(x+1)(x-1)/(x-1)^2÷[x/(x-1)]
=[(x+1)/(x-1)]x[(x-1)/x]
=(x+1)/x