Question 92358
{{{x^3-4*x^2+2*x-8}}}  Start with the given cubic polynomial


{{{(x^3-4*x^2)+(2*x-8)}}}  Group like terms


{{{x^2(x-4)+2(x-4)}}} Factor out {{{x^2}}} out of the first group and 2 out of the second group


{{{(x^2+2)(x-4)}}} Combine like terms