Question

2 Points

If f(x) = 3x2 - 1 and g(x) = x+2, find (f +g)(x).
O
O
O
A. 3x2 + x-1
B. 3x-2
C. 3x2+x+1
O
D. 4x2 +1

Answer 1

C

Explanation:

(f + g)(x) = f(x) + g(x)

f(x) + g(x) = 3x² - 1 + x + 2 = 3x² + x + 1 → C