Question

Given the function ƒ(x) = 2x3 − 7x2 − 5x + 1, find ƒ(−2).

Answer 1

2(-2)^3-7(-2)^2-5(-2)+1

2(-8)-7(4)+10+1

-16-28+11

-44+11= -33 is the answer

Answer 2

C. -33

Explanation:

ƒ(x) = 2x3 − 7x2 − 5x + 1

ƒ(−2) = 2(−2)3 − 7(−2)2 − 5(−2) + 1 → ƒ(−2) = −16 − 28 + 10 + 1

ƒ(−2) = -33