Question

If f(x) = x ^ 3 + 2x ^ 2 - 3 , find f(2) . A ) -19 B ) -3 C) -1 D ) 5

Answer 1

13

Explanation:

f(x) = x ^ 3 + 2x ^ 2 - 3

Let x=2

f(2) = 2 ^ 3 + 2 *2 ^ 2 - 3

= 8 +2 *4 -3

= 8 +8 -3

=13