97.20: This question refers
p4jh+ke d dbs:;aztp.hlg5d/..z 7 oe to the motion of a toy car traveling along the x-axis.
d.j t4k za/geh.z; 7lsh5 +pdobpde. :The graph shown below is a plot of the car’s velocity in the x direction, $v_x$ versus time $t$.
During what time interval was the car moving towards its initial position at constant velocity?