SEssCalcET$211\mathrm{.}7\mathrm{.}026.$

Find the absolute maximum and minimum values of f on the set D$.$

f$($x$,$ y$)=4$x $+6$y $$ x$2$ y$2+5,$

D $=\{($x$,$ y$)|0$ x $4,0$ y $5\}$

absolute maximum value$$absolute minimum value$$