Question

F(x) = 2x^2 what is f(3)

Answer 1

`f(3)=2\cdot 3^2=18`

Answer 2

18 since f(3)=18

Explanation:

f(x)=2x^2 is give as our function. To find f(3) we need to replace x with 3.

f(3)=2(3)^2 (Replaced x with 3.)

f(3)=2(9) (Did 3^2 which was 3*3=9)

f(3)=18 (Did 2(9) which was 18)