An object has a position given by r $=[2\mathrm{.}0$ m $+(3\mathrm{.}00$ m$/$s$)42+[3\mathrm{.}0$ m $-(2\mathrm{.}00$ m$/$s$3)$ Rj$,$ where all quantities are in Sl units. What is the magnitude of the acceleration of the object at time $!$

$=2\mathrm{.}00$ s$?$