Displacement of a particle ‘S’ is given by S = t3 – 3t2 + 8t + 1, where ‘t’ denotes time. Find velocity and acceleration of the particle after 3 sec.

Displacement of a particle ‘S’ is given by S = t3 – 3t2 + 8t +

1.	Displacement of a particle ‘S’ is given by S = t3 – 3t2 + 8t + 1, where ‘t’ denotes time. Find velocity and acceleration of the particle after 3 sec.
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Displacement of a particle ‘S’ is given by S = t3 – 3t2 + 8t + 1, where ‘t’ denotes time. Find velocity and acceleration of the particle after 3 sec.

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