SOLUTION: How many different groups of students can show up for a seminar with an enrollment of 13​?

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Question 1124335: How many different groups of students can show up for a seminar with an enrollment of 13​?
Found 2 solutions by addingup, ikleyn:
Answer by addingup(3677)   (Show Source): You can put this solution on YOUR website!
How many in a group? Please add this info.
Answer by ikleyn(52798)   (Show Source): You can put this solution on YOUR website!
.
The number of different subsets of the set of 13 elements is equal to  ,  including the empty subset.


If to consider only nonempty subsets, then the answer to the problem's question is  .

Solved.



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