alyssakerr17 alyssakerr17

15-01-2019
Mathematics

contestada

PLEASE HELP!! If f(x) = x/2 - 3 an g(x) = 3x^2 + x-6, find (f+g)(x)

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sqdancefan sqdancefan

19-01-2019

Answer:

(f+g)(x) = 3x^2 + 3/2x -9

Step-by-step explanation:

(f+g)(x) = f(x) +g(x) = (x/2 -3) + (3x^2 +x -6) . . . . add up the functions

= 3x^2 +x(1/2 +1) +(-3 -6) . . . . . combine like terms

= 3x^2 +3/2x -9

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