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Mathematics 9 Online
OpenStudy (anonymous):

Let f (x)=3x+7 and g(x)=x-5. Find the following functions. A. (f+g)(x) B. (f-g)(x) C.(fg)(x)

OpenStudy (anonymous):

I guess A. 4x+2 B.2x+12 C.3X^2-8x-12

jhonyy9 (jhonyy9):

4x+2 2x+12 3x^2 -8x -35

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