Question

I really need help with this pls help me

Answer 1

I think it is the first one -2

Answer 2

9514 1404 393

Answer:

(a) -2

Explanation:

Put -1 where x is and do the arithmetic.

f(x) = x³ +2x² -3

f(-1) = (-1)³ +2(-1)² -3

f(-1) = -1 +2 -3 = 1 -3

f(-1) = -2