aprax3d aprax3d 12-12-2022 Mathematics Answered If f(x) = x/2 -3 and g(x) = 3x² + x − 6, find (ƒ+ g)(x). A. 4x²-9 B. 3x²+3/2x-3 C. 3x²+3/2x-9 D. 3x²-1/2x-3