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Question: please expand the set operations to show work...

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Please expand the set operations to show work.
Exercise 1.1. Let A (1,2,3 and B(2,3,4,5). Find the cardinalities of t following sets: (i) AUB (a) AnB fii) A\ B (iv) B\A (v) P(AUB) Exercise 1.2. Let A = {o, {o),(0)) and let B = {0,(o)). Find the cardinalities of the following sets: (i) AUB (i) An B (ii) A B (u) A x B (v) P(A)
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