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March 26, 2015

Homework Help: AP calculus AB

Posted by jennifer on Wednesday, December 29, 2010 at 4:47am.

At the instant when the radius of a cone is 3 inches, the volume of the cone is increasing at the rate of 9 pi cubic inches per minute. If the height is always 3 times the radius, find the rate of change of the radius at that instant.

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