Question: Looking at the sets A and B where A = {12,15,16,20} and B = {1,12,13,20,21,22}, answer the following questions: 1) A U B 2) A

Looking at the sets A and B where A = {12,15,16,20} and B = {1,12,13,20,21,22}, answer the following questions:

1) A U B

2) A B

3) List all the subsets of set A

4) A - (A B)

5) Mention whether if the set A and set B are disjoint sets. Give a proper explanation for your answer.

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