Question

1. Find f(3) for
the function
below.
f(x) = 4^x

Answer 1

f(3) = 64

Explanation:

To evaluate f(3), substitute x = 3 into f(x) , that is

f(3) = 4³ = 64

Answer 2

64

Explanation:

f(x) = 4^x,

When x = 3,

=> f(3) = 4^3

= 4 * 4 * 4

= 64