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Acceleration: Constant, With Initial Velocity

Problem #: 2
Variant #: 3

To pass a slow vehicle within the length of the passing lane, Sam got up to 144.7 km/h. He then spotted a police cruiser coming around the corner and hit the brakes to get back to 100 km/h. If his decelleration was 6.898 m/s2, how far did he travel while decellerating?

m

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