SOLUTION: How many distinct proper subsets are there of the set N = {7, 41, 62}?

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Question 1095290: How many distinct proper subsets are there of the set N = {7, 41, 62}?

Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
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The short answer is 7.


The long answer is THIS: 

    A finite set consisting of N elements, has 2%5EN subsets, including the empty subset and improper subset which coincides with the given set.


    If to exclude this improper subset, then the number of PROPER subsets will be 2%5EN+-+1.

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