supernovajk supernovajk 13-10-2022 Mathematics contestada If f(x) = -- 3 and g(x) = 3x2 + x - 6, find (f+ g)(x). 0 A. 3x² +3x - 3 B. 3x2 O 0 C. 4х2 - 9 0 D. 3x² +3x-9 HELP NEEDED FAST PLEASE IM FAILING ALGEBRA