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The work W (in foot-pounds) done in compressing a volume of 9 cubic feet at a pressure of 10 pounds per square inch to a

The work W (in foot-pounds) done in compressing a volume of 9 cubic feet at a pressure of 10 pounds per square inch to a volume of 3 cubic feet is W = 12,960(ln 9 - ln 3). Find W. (Round your answer to the nearest whole number.)
W =______ 1 foot-pounds

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