题目内容：

因式分解2x^2-2x+1/2）/（x-1/2）

优质解答

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