Find$$f$($x$)$if$$f$($x$)=3$e$2$x$2.$You$$getf$($x$)=$Find$$f$($x$)$if$$f$($x$)=3$e$2$x$2.$You$$getf$($x$)=$

A$\mathrm{.}3$e$2$x$23$e$2$x$2$

B$.12$xe$2$x$212$xe$2$x$2$

C$.$None of the above

D$.12$x$2$e$2$x$212$x$2$e$2$x$2$

E$.6$x$2$e$2$x$26$x$2$e$2$x$2$