You accelerate constantly from a speed of 6.0 m/s in the positive x direction to a speed of 18 m/s in the negative x direction. The time taken is 8.0...

You accelerate constantly from a speed of 6.0 m/s in the positive x direction to a speed of 18 m/s in the negative x direction. The time taken is 8.0 seconds.

a) Calculate the displacement

b) Calculate the acceleration

c) At what time is your velocity zero during this motion?