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August 21, 2014

Homework Help: Calculus ~ Related Rates

Posted by Mishaka on Thursday, January 5, 2012 at 6:00pm.

A man 2 meters tall walks at the rate of 2 meters per second toward a streetlight that's 5 meters above the ground. At what rate is the tip of his shadow moving?We've already set this up part of the way. We know that dx/dt = - 2 meters per second, and we're looking for dy/dt.

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