<PRE><B>Question 218103</B>
4(3-x)^2-(3-x)^3+3(3-x)


4z^2-z^3+3z ..... I made z=3-x


-z^3+4z^2+3z


-z(z^2-4z-3)


-(3-x)((3-x)^2-4(3-x)-3) ... plugged in z=3-x


(x-3)(9-6x+x^2-12+4x-3)


(x-3)(x^2-2x-6)


Answer: 4(3-x)^2-(3-x)^3+3(3-x)=(x-3)(x^2-2x-6)


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