A bug is moving along a straight wire, Its acceleration (in inches per minute) after t minutes is given A(t)=-12t. Its velocity after 2 minutes iS 20 inches per minute and its initial position (when t=0) is 50 inches. Find its velocity and posotion after t=4 minutes.a) Its velecity after 4 minutes is ________ inches per minutesb) Its position after 4 minutes is ________ inches