SOLUTION: How many subsets does a set of 18 members have?

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Question 715177: How many subsets does a set of 18 members have?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
In general: If a set has n elements, then it will have 2%5En subsets.

In this case, n = 18, so there are 2%5En+=+2%5E18+=+262144 different subsets.

So the answer is 262144