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Let A = {1, 2, 3} and B = {3, 4} and let the universal set U = {x|x ? Z ? x ? 0}.1. What is the cardinality of A and cardinality of B.2. What is the cartesian product A × B.3. Calculate P(A)4. Calculate A ? B, A ? B, A ? B.5. Calculate A^c and write in two different ways (set of elements, and then with a set builder).6. Calculate U ? A and compare to A^c.