Find

g left parenthesis $3$ right parenthesisg$(3)$

and f left parenthesis g left parenthesis $3$ right parenthesis right parenthesis $.$f$($g$(3)).$

$$f$($x$)$

equals$=$

x squared minus x plus $3$x$2$x$+3$

$$g$($x$)$

equals$=$

$2$ x minus $52$x$5$