Answer to Question #279513 in Discrete Mathematics for Leyahhhh

Discrete Mathematics

Question #279513

Let A = {2, 3, 5, 7, 11, 13} and B = {A, 2, 11, 18}.

1. Find A ∪ B. 2. Find A ∩ B. 3. Find A − B.

Expert's answer

1) "A\\cup B=\\{2,3,5,7,11,13,A,18\\}."

2) "A\\cap B=\\{2,11\\}."

3) "A-B=\\{3,5,7,13\\}."

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