(a) If the position of a particle is given by x = 12t − 5t3, where t ≥ 0 is in seconds and x is in meters, when is the particle's velocity zero? (b) When is its acceleration a zero?
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(a) If the position of a particle is given by , where is in seconds and is in meters, when is the particle's velocity zero?
(b) When is its acceleration a zero?