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Acceleration From Velocity

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The velocity of a particle moving along a straight line is given by $v(t) = 4t - 2e^{t/2}$ for $t \ge 0$ . For what value of $t$ is the acceleration of the particle zero?

A

$2.772$

B

$3.545$

C

$3.159$

D

$2.386$

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Rank	User	Correct Count	Attempt Count	Total Time	Score
#1	haneesh19.12	1	1	0m 00s	100
#2	dpaak0903	1	2	0m 00s	90
#3	fsfa.alsharif	1	1	2m 51s	-71

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