Question: Problem 3: Let S = {n e N n > 53). Show that |S| = [NI. Problem 4: For k E N, let KZ =

Problem 3: Let S = {n e N n > 53). Show that |S| = [NI. Problem 4: For k E N, let KZ = (kz/z e Z). Answer the following, no proof necessary. a) Is it true that (3Z) > [Z|? b) Is it true that |3Z| = |2Z|? c) Is it true that 3Z c Z? d) What is 3Z n 2Z

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