A heavy rope, 60 ft long, weighs 0.3 lb/ft and hangs over the edge of a building 130 ft high. (Let x be the distance in feet bel
ow the top of the building. Enter xi* as xi.)
(a) How much work W is done in pulling the rope to the top of the building?
(b) How much work W is done in pulling half the rope to the top of the building?
(a) How much work W is done in pulling the rope to the top of the building?
(b) How much work W is done in pulling half the rope to the top of the building?
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