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Mathematics 8 Online
OpenStudy (anonymous):

Let f(x) = 2x2 − 9x and g(x) = -5x2 + 4x. Find f(x) − g(x). PLEASE HELP!!!

OpenStudy (anonymous):

I'm not 100% positive but I'll try. f(x) - g(x) (2x^2 - 9x) - (-5x^2 + 4x) distribute the negative sign to get 2x^2 -9x +5x^2- 4x 2x^2 + 5x^2 -9x-4x 7x^2 - 13x

OpenStudy (anonymous):

thak you so much it looks correct. and that is one of the answer choices c:

OpenStudy (anonymous):

No problem. :D

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