a A rope is to be hung between two poles 40 feet apart If the rope assumes the shape of the catenary Xx y 10 e 20 e 2 20 20 x 2

Question

a A rope is to be hung between two poles 40 feet apart If the rope assumes the shape of the catenary Xx y 10 e 20 e 2 20 20 x 2 compute the length of the rope b Suppose that the function y 9 x is revolved about the Y axis Compute the resulting surface area

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