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suppose a particle is moving alonga straight line and its position with respect to the reference poiny is s=4t^3-8t^2+3t+2 (where S is in meters and

suppose a particle is moving alonga straight line and its position with respect to the reference poiny is s=4t^3-8t^2+3t+2 (where S is in meters and t is in second)

a) Find the velocity and acceleration as functions of t

b. find the acceleration after 1 second

c. find the acceleration at the instant velocity is 0

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