Question 107868
{{{x^3+2x^2-x-2}}} Start with the given expression



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



{{{x^2(x+2)-1(x+2)}}} Factor the GCF out of each group



{{{(x^2-1)(x+2)}}} Combine like terms



{{{(x+1)(x-1)(x+2)}}} Factor {{{x^2-1}}} into {{{(x+1)(x-1)}}}