SOLUTION: {8, 17, 2, 12, 20} The number of subsets is? The number of proper subsets is?

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Question 1060906: {8, 17, 2, 12, 20}
The number of subsets is?
The number of proper subsets is?
Answer by ikleyn(52780) About Me  (Show Source):
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{8, 17, 2, 12, 20} 

The number of subsets is?              2%5E5 = 32.


The number of proper subsets is?       2%5E5-2 = 30.

See the lesson
    - How many subsets are there in a given finite set of n elements?
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