因式分解(1/4x^2-x+1)/(1-1/2x)=

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因式分解(1/4x^2-x+1)/(1-1/2x)=因式分解(1/4x^2-x+1)/(1-1/2x)=因式分解(1/4x^2-x+1)/(1-1/2x)=(1/4x^2-x+1)/(1-1/2x)=

因式分解(1/4x^2-x+1)/(1-1/2x)=
因式分解(1/4x^2-x+1)/(1-1/2x)=

因式分解(1/4x^2-x+1)/(1-1/2x)=
(1/4x^2-x+1)/(1-1/2x)=
=(½x-1)²÷(1-½x)
=1-½x