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  3. consider the set x= (2,3) u (8,10)1. show that thi

Consider the set X= (2,3) U (8,10)1. show that this set is open.2. show that...

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Algebra

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Consider the set X= (2,3) U (8,10)1. show that this set is open.2. show that this set is not convex.3. consider set Y=[3,8]. Is Y an open set? is X U Y open? Why/ Why not?4. Is X and Y connected? WHY/WHY NOT?

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