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An electric vehicle starts from rest and accelerates at a rate of2.6 m/s² in a straight lineuntil it reaches a speed of 20 m/s. The vehicle then slows at a constant rate of 1.0 m/s² untilit stops.

a) How much time elapses from start tostop?
s
b) How far does the vehicle travel from start to stop?
m

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