SOLUTION: 9-(x^2-3x-1)^2

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Question 1004962: 9-(x^2-3x-1)^2
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
We have to square a trinomial and then subtract the result from 9...
9 - (x^2-3x-1)^2 =
9 - (x^4 - 6x^3 + 7x^2 + 6x + 1) =
-x^4 + 6x^3 - 7x^2 - 6x + 8