Question: Problem 7 Consider the sets 4 A = {3(1) + E such that n E N and n 7E 0} B = {% such that

$Problem 7 Consider the sets 4 A = {3(1)\" + E$

Problem 7 Consider the sets 4 A = {3(1)\" + E such that n E N and n 7E 0} B = {% such that n E N \\ {0}}, C = Q N (2, 2). a)Are the sets A, B and C' bounded from above? below? b)What is sup(A), sup(B), sup(C), inf(A), inf(B) and inf(C) if they exist

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