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Mathematics, 10.01.2020 02:31, meandmycousinmagic
When a ballplayer throws a ball straight up, by how much does the speed of the ball decrease each second while ascending? in the absence of air resistance, by how much does its peed increase each second while it is descending? how much time is required for its ascent as compared to its descent?
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When a ballplayer throws a ball straight up, by how much does the speed of the ball decrease each se...
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