When is acceleration positive, negative, and zero? Calculate the average speed if I walk to class at a speed of 20 meters/minute for the first 2 minutes and run when they start to play 21 savage at a rate of 50 meters/minute for the last 3 minutes.

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23 November, 13:59

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Chase Leonard · Answer 1

Part A: a->positive when velocity is increasing a->negative when velocity is decreasing a->zero when velocity is constant