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Acceleration From Velocity

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A particle moves along a straight line with velocity given by v(t)=4t2et/2v(t) = 4t - 2e^{t/2} for time t0t \ge 0. At what time tt is the acceleration of the particle equal to zero?

A

2.7722.772

B

3.5453.545

C

3.1593.159

D

2.3862.386

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