SOLUTION: I need help with a factoring polynomial question that should be simple. -4x^2 + 28x + 72

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Question 1087423: I need help with a factoring polynomial question that should be simple.
-4x^2 + 28x + 72


Answer by ikleyn(52848) About Me  (Show Source):
You can put this solution on YOUR website!
.
-4x^2 + 28x + 72 = -4*(x^2 - 7x - 18) = -4*(x-9)*(x+2).

Really simple.