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  3. 1. a 10 ft chain weighs 25 lb and hangs from a cei

1. A 10 ft chain weighs 25 lb and hangs from a ceiling with a...

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Basic Math

1. A 10 ft chain weighs 25 lb and hangs from a ceiling with a 5lb weight attached to the end. Find the wok done lifting the lowerend of the chain and the weight to the ceiling so that they arelevel with the upper end.

2. Use the method of cylindrical shells to find the volumeformula for a sphere with radius r. (in our example we used thedisk method. You formula should be the same, but the integral youuse to get there should be different.

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