If finite set A has a elements and finite set B has b elements, and a> b what is the minimum number of elements AUB could have? What is the maximum number of elements of AUB could have? Prove both.

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Q: Exercise 2.16. Suppose that A and B are countably infinite sets. (A) Show that AUB is countably…

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Q: Give examples of two sets A and B such that An P(A) = B and P(A) ≤ AUB.

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