Question 8
Irma is driving along a straight road leaving a parking lot at a shopping mall. The velocity, , of her car is given by the condition is the time in seconds after passing through the automatic barrier. The initial displacement of the car is 50 meters.
(a) Determine the value of , in seconds, when the car driven by Irma stops momentarily.
(b) Find the total distance, in , traveled by the car in the first 7 seconds.
(c) Determine the velocity of the car in the first 6 seconds.