Answer
4,16 and 64
Work Step by Step
You have the function f(x)=$4^{x}$. Plug in x=1,2 and 3 to find the value for f(x):
x=1:
f(1)=$4^{1}$
f(1)=4
x=2:
f(2)=$4^{2}$
f(2)=16
x=3:
f(3)=$4^{3}$
f(3)=64
So f(1)=4,f(2)=16 and f(3)=64
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