fernandog0303 fernandog0303 15-04-2020 Mathematics contestada For f (x) = 2x +1 and g(x) = x2 -7, find (f.g)(x). O A. 2x3 + x2 -14x - 7 O B. 3x2 +7x -6 O C. 2x2 -13 O D. 2x2 -3573-7
