physics

A sports car moving at constant velocity travels 110m in 5.1s .If it then brakes and comes to a stop in 4.3s , what is the magnitude of its acceleration (assumed constant) in m/s2?

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  1. velociy=110/5.1 m/s

    acceleration= (0-110/5.1 )/4.3 m/s^2

  2. -5.01

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