## Essential University Physics: Volume 1 (3rd Edition)

We know that the position of the object is $r=(3.2t+1.8t^2)i+(1.7t-2.4t^2)j$ and the velocity of the object is $v=(3.2+3.6t)i+(1.7-4.8t)j$ Now, the acceleration of the object is $a=(3.6)i+(-4.8)j$