4-3x^2 x^3因式分解,4-3x^2+ x^3

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4-3x^2 x^3因式分解,4-3x^2+ x^3
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4-3x^2 x^3因式分解,4-3x^2+ x^3
4-3x^2 x^3因式分解,
4-3x^2+ x^3

4-3x^2 x^3因式分解,4-3x^2+ x^3
4-3x^2+ x^3
=x^3-2x^2-(x^2-2x)-(2x- 4)
=x^2(x-2)-x(x-2)-2(x-2)
=(x^2-x-2)(x-2)
=(x+1)(x-2)(x-2)
=(x+1)(x-2)^2