SOLUTION: c(5,2) = 5! / (5-2)! 2!

Question 256218: c(5,2) = 5! / (5-2)! 2!
Answer by drk(1908) (Show Source): You can put this solution on YOUR website!
Combinations(5,2) = 5!/((5-2)!*2!) = 5!/(2!*3!) = 120/(2*6) = 10
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