Question

F(x) = 3^x Find f(x) when x = 8.

Answer 1

f(8) = 6561

Explanation:

f(x) = 3^x Substitute x = 8

f(8) = 3^8 Simplify the exponent

f(8) = 6561

Answer 2

f(8) = 3^8 = 6561

Explanation:

f(x) = 3^x

Let x =8

f(8) = 3^8

= 6561