Let A be a non-empty and bounded subset of R, and let x_0=supA. Prove that x_0 ∈ A or that x_0 is an accumulation pt of A.

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Q: Exercise 6.40. Let E be a nonempty subset of R that is bounded above. Prove that if a = sup E, then…

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Q: (b) Let # ACR be bounded below. Prove that Inf (A) =-Sup(-A). %3D

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Q: /Let X be the foisson fracess with A-lo Cateulate

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Q: Consider f : X →Y, with domain X = {c,j,v, m, e, s, n, q, u, d, i, g} and codomain Y = {80,08, 57,…

A: SOLUTION-