jakeyoda jakeyoda

18-10-2022
Mathematics

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determine the elements of each of the following three sets explicitly, and justify your answers:
• A = {n ∈ N : cos(nπ) greater than or equal to 0};
• B = {cos(nπ) : n ∈ N};
• C = {q + r : q, r ∈ Q ∩ [0, 1]}.

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