8 A trough is 4 feet long and 1 foot high The vertical cross section of the trough parallel to an end is shaped like the graph

Question

8 A trough is 4 feet long and 1 foot high The vertical cross section of the trough parallel to an end is shaped like the graph of y from x 1 to z 1 The trough is full of water Find the amount of work in foot pounds required to empty the trough by pumping the water over the top Note The weight of water is 62 pounds per cubic foot 1017 11

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