Wednesday
April 23, 2014

Homework Help: calculus

Posted by Avi on Thursday, September 27, 2012 at 7:00pm.

A girl flies a kite at a height of 200 ft, the wind carrying the kite horizontally away from her at a rate of 4 ft/sec. How fast must she let out the string when the kite is 422 ft away from her?

Answer = ft/sec.

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