Mathematics

Babs

7 August, 02:11

A 1000-lb weight is being lifted to a height 10 feet off the ground. It is lifted using a rope which weighs 4 lb per foot and which is being pulled up by construction workers standing on a roof 30 feet off the ground. Find the work done to lift the weight. Which of the following integrals gives the work done to lift the weight?

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