Question THIAL ADJ (a) Find the infimum and supremum of the set S = - {2-(-D²":1€N} (b) Prove or disprove: If a set SCR has a finite infimum then there is a point a ES such that for any given > 0, then inf S+ ε > a > inf S (c) Prove or disprove: Given a subset SCR that is nonempty and bounded below, Then S has a finite infimum.

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Q: (a) Find the infimum and supremum of the set S=2- n² EN} (b) Prove or disprove: If a set SCR has a…

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