A particle moving along the x axis has a position given by x = 54t− 2.0t3 m. At the time t = 3.0 s, the speed of the particle is zero. Which statement is correct?
◦ The particle remains at rest after t = 3.0 s.
◦ The particle no longer accelerates after t = 3.0 s.
◦ The particle can be found at positions x< 0 m only when t< 0 s.
◦ All of the above are correct.
◦ None of the above is correct.
None of the above is correct.