Decide whether the function $f(x)$ could be a linear or exponential function. Then, find a possible formula for $f(x)$.

Values of $f(x)$

$x$	$0$	$1$	$2$	$3$	$4$
$f(x)$	8	8.8	9.68	10.648	11.7128

A. Linear
B. Exponential

$f(x) =$

Hint: