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A particle is moving along a line according `s=f(t)=4t^3-3t^2+5t-1` where s is measured in meters and t is measured in seconds. Find the velocity and acceleration at time t. At what time the acceleration is zero.

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SRISIRI PUBLICATION-IPE:MARCH-2015(TS)-IPE:MARCH-2015(TS) MATHS-1B
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