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A cable that weighs 8 lb/ft is used to lift 700 lb of coal up a mine shaft 300 ft deep. Find the work done.

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A cable that weighs 8 lb/ft is used to lift 700 lb of coal up a mine shaft 300 ft deep. Find the work done. Show how to approximate the required work by a Riemann sum. (Let X be the distance in feet below the top of the shaft. Enter Xi* as Xi.) mil )Ax i=1 Express the work as an integral. [S ( )dx 0 Evaluate the integral

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