Question 1124415


{{{ f(x)=x^3-7x^2+2x+4}}}


{{{ f(x)=x^3-x^2-6x^2+6x-4x+4}}}


{{{ f(x)=(x^3-x^2)-(6x^2-6x)-(4x-4)}}}


{{{ f(x)=x^2(x-1)-6x(x-1)-4(x-1)}}}


{{{f(x)=(x - 1) (x^2 - 6 x - 4)}}}