Question

Which of the following is a subset of A = {1, 2, 4, 5, 7}?

Answer 1

Answer:

2^5 ==32

2^5 ==32∅ | {1} | {2} | {3} | {4} | {5} | {1, 2} | {1, 3} | {1, 4} | {1, 5} | {2, 3} | {2, 4} | {2, 5} | {3, 4} | {3, 5} | {4, 5} | {1, 2, 3} | {1, 2, 4} | {1, 2, 5} | {1, 3, 4} | {1, 3, 5} | {1, 4, 5} | {2, 3, 4} | {2, 3, 5} | {2, 4, 5} | {3, 4, 5} | {1, 2, 3, 4} | {1, 2, 3, 5} | {1, 2, 4, 5} | {1, 3, 4, 5} | {2, 3, 4, 5} | {1, 2, 3, 4, 5} (total: 32)

Explanation:

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