Question 754496
Factor with two terms, another factor with three terms, initially you get sum of five terms and then try to simplify from that.


{{{x^3+x^2-3x-2x^2-2x+6}}}
Moving the square terms and the linear term
{{{x^3+x^2-2x^2-3x-2x+6}}}
Combine like-terms
{{{highlight(x^3-x^2-5x+6)}}}


You just made a small arithmetic omission.