ramirezdomi88 ramirezdomi88 19-08-2020 Mathematics contestada Given g(x)=9x^2-5 and k(x) =3x-1, find g(x) + k(x) A. 2x^2 +3x - 6 B. x^4 + 3x^3 - 6x^2 - 15x + 15 C. 3x - 6 D. 5x^2 - 6