SOLUTION: add (9+5x+3x^2+8x^3)+(7-5x+3x^2-8x^3
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Question 317601: add (9+5x+3x^2+8x^3)+(7-5x+3x^2-8x^3
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
(9+5x+3x^2+8x^3)
(7-5x+3x^2-8x^3)
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16+6x^2=2(8+3x^2) ans.
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