约分x平方-x/x-1=_______
问题描述:
约分x平方-x/x-1=_______
答
x^2-x/x-1
=x(x-1)/x-1
=x
约分x平方-x/x-1=_______
x^2-x/x-1
=x(x-1)/x-1
=x