If

m $$ f$($x$)$ M

for

a $$ x $$ b$,$

where m is the absolute minimum and M is the absolute maximum of f on the interval $[$a$,$ b$],$ then

m$($b $$ a$)$

ba

f$($x$)$ dx $$ M$($b $$ a$).$

Use this property to estimate the value of the integral.

$3($x$33$x $+8)$ dx$0$