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Mathematics, 14.12.2019 04:31 henryzx900

Atube is in the shape of a right circular cylinder the height is increasing at the rate of 1.5 inches/sec while the radius is decreasing that the rate of 0.5 inches/sec at the time that the radius is 4 inches and the length is 14 inches, how is the lateral surface area of the tube changing?

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