For f(x) = 2x + 1 and g(x) = x2 – 7, find (f + g)(x).
Ax2 + 2x – 6
B2x3 – 6
Cx2 + 2x + 8
D2x2 – 15
Ax2 + 2x – 6
B2x3 – 6
Cx2 + 2x + 8
D2x2 – 15