Question

If f(x) = 3x2 – 12x + 4, find f(–2).
A) -40
B) -20
C) 20
D) 40

Answer 1

The answer is D

Explanation:

f(x) = 3x² - 12x + 4

f(-2) = 3(-2)² - 12(-2) + 4

= 12 + 24 + 4

= 40