SOLUTION: (17x^3-3x^2+7x-2+) (-5x^3+6x^2-3x+9) find the sum poly nomials

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Question 969856: (17x^3-3x^2+7x-2+) (-5x^3+6x^2-3x+9) find the
sum poly
nomials
Answer by erica65404(394) About Me  (Show Source):
You can put this solution on YOUR website!
%2817x%5E3-3x%5E2%2B7x-2%29%2B%28-5x%5E3%2B6x%5E2-3x%2B9%29
add the terms that have the same degree of x (such as x%5E3 or x).
%2817x%5E3%2B%28-5x%5E3%29%29%2B%28-3x%5E2%2B6x%5E2%29%2B%287x%2B%28-3x%29%29%2B%28-2%2B9%29
12x%5E3%2B3x%5E2%2B4x%2B7