Find the derivative of each function.

$($a$)$

F$1($x$)=$

$9($x$4+4)^5$ all over $5$

$$

F$1\text{'}($x$)=$

$($b$)$

F$2($x$)=$

$9$ all over $5($x$4+4)^5$

$$

F$2\text{'}($x$)=$

$($c$)$

F$3($x$)=$

$(9$x$4+4)^5$ all over $5$

$$

F$3\text{'}($x$)=$

$($d$)$

F$4($x$)=$

$9$ all over $(5$x$4+4)^5$

$$

F$4\text{'}($x$)=$