Question 182042
To divide, let's use polynomial long division:


<img src="http://i150.photobucket.com/albums/s91/jim_thompson5910/Algebra%20dot%20com/long_division.gif">



So {{{(x^4 - 12x^2 + 5x + 7)/(x+3)=x^3-3x^2-3x+14+(-35)/(x+3)}}}



or {{{(x^4 - 12x^2 + 5x + 7)/(x+3)=x^3-3x^2-3x+14}}} remainder -35