SOLUTION: how many combinations can be formed from the letters in LEAST, taking them 2 at a time?

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Question 750801: how many combinations can be formed from the letters in LEAST, taking them 2 at a time?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
There are 5 C 2 = (5!)/(2!*(5-2)!) = 10 different combinations.