An open tank has the shape of a right circular cone. The tank is 8 feet across the top and 6 feet high. Water is pumped in through the bottom of the tank. How much work is done to fill the tank (a) to a depth of 2 feet? (b) from a depth of 4 feet to a depth of 6 feet?

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-4 -2

Image Transcription

6 & - 9{ у -4 -2 2 4

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