Find

f$\text{'}(2),$ where f$($t$)=$ u$($t$)$ v$($t$),$ u$(2)=$

$2,1,2$

$,$ u$\text{'}(2)=$

$5,1,4$

$,$

and

v$($t$)=$

t$,$ t$2,$ t$3$

$.$

f$\text{'}(2)=$