Question

Find f(5) for f(x)=1/9(3)^x

Answer 1

⇒ f ( 5 ) = 27

Explanation:

f ( x ) = 1 /9 ( 3 ) ^x

Simply substitute 5 wherever there is an x :

f (5 ) = 1 /9 (3 )^5

f (5 ) = 1 /9 (243 )

f (5) = 27