Short answer. Find the difference (6x^3+8x^2+9)-(-x^2-8x-8)
(6x^3+8x^2+9)-(-x^2-8x-8) = 6x^3 + 8x^2 + 9 + x^2 + 8x + 8; = 6x^3 + 9x^2 + 8x + 17
Question
Updated 8/15/2014 8:27:41 AM
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(6x^3+8x^2+9)-(-x^2-8x-8)

= 6x^3 + 8x^2 + 9 + x^2 + 8x + 8;

= 6x^3 + 9x^2 + 8x + 17
Confirmed by jeifunk [8/15/2014 8:30:40 AM]

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