Posted by **Ethan** on Sunday, January 16, 2011 at 2:44pm.

An electric vehicle starts from rest and accelerates at a rate of 2.3 m/s2 in a straight line until it reaches a speed of 17 m/s. The vehicle then slows at a constant rate of 1.4 m/s2 until it stops. (a) How much time elapses from start to stop? (b) How far does the vehicle move from start to stop?

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**p e n i s**, Sunday, September 28, 2014 at 8:47pm
p e n i s

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**Anonymous**, Wednesday, January 28, 2015 at 10:19pm
56

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