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How many subsets of three elements each can be made from a set of five elements?A)10B)20C)60
4 months ago
Q:
How many subsets of three elements each can be made from a set of five elements?A)10B)20C)60
Accepted Solution
A:
the CORRECT answer should be 10, because if you take 5!/3!*(5-3)! it equals 10