tiffytaffy147 tiffytaffy147 Today at 8:28 PM Mathematics Answered For f(x) = 3x + 1 and g(x) = x2 - 6, find (f + g)(x). A. x2 + 3x - 5 B. 3x2 - 17 C. 3x3 - 5 D. x2 + 3x + 7