3 years ago

How many elements must a set have if the number of proper subsets of the set is one half

1 answer:

5 0

2^n - 1 = 1/2(2^n)
2^1 - 1 = 2^1/2
2 - 1 = 2/2
1 = 1

Theefore, the set must have one element

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4. divide :)

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