thecarmelblessing thecarmelblessing

05-10-2022
Mathematics

contestada

If f(x) = 3x² -1 and g(x)= x+2, find (f +g)(x).
OA. 4x² +1
OB. 3x² -2
OC. 3x²+x+1
D. 3x²+x-1

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