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a rollar coaster traveking with an initial speed of 15 meters per second decelerates uniformly at -7.0 per second sqaured to a full stop.
a rollar coaster traveking with an initial speed of 15 meters per second decelerates uniformly at -7.0 per second sqaured to a full stop. approximatley how far does the roller coaster travel during its deceleration?