SOLUTION: Find number of subsets in set A={3,4,5}

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Question 1081534: Find number of subsets in set A={3,4,5}
Answer by ikleyn(52781) About Me  (Show Source):
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The number of subsets is 2%5E3 = 8 in this case, including the empty set and the subset coinciding with {3,4,5} (so called "improper subset").


The number of subsets of a finite set consisting of "n" elements is 2%5En.


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