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A runner sprints around a circular track of radius 100 m at a constant speed of 7 m/s. The runner's friend is standing at a distance 200 m on from the center of the track. How fast is the distance between the friends changing when the distance between them is 200m?

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Priyanka
PriyankaLv10
6 Jan 2021

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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

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