Answer:
-148
Step-by-step explanation:
f(x) = 4x³ − 12x² + 40x + 12
This is the equation you have. You have to find f(-2). To find it, you have to plug in -2 wherever there is an x.
f(-2) = 4(-2)³ - 12(-2)² + 40(-2) + 12
f(-2) = 4(-8) - 12(4) + 40(-2) + 12
f(-2) = -32 - 48 - 80 + 12
f(-2) = -148
