The radius of a right circular cylinder is increasing at the rate of 3 inches per ninute and the height is increasing at the rate of 4 inches per minute. What is the rate of change of the volume when the radius is 9 inches and the height is 12 inche

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A: Solution is given below:

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A: Topic = Integration

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A: I am attaching image so that you understand each and every step.

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A: Solution is written in below steps.