$\backslash$table$[[x,0,1,2,3,4],[h(x),14,9\mathrm{.}8,6\mathrm{.}86,4\mathrm{.}802,3\mathrm{.}3614]]$

$($a$)$ Decide if the function is linear or exponential. The function is

$($b$)$ Find a possible formula for the function. NOTE: Enter exact values, or round to two decimal places.

$h(x)=$