SOLUTION: How many three-letter permutations can be formed from the first seven letters of the alphabet?
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Question 629773: How many three-letter permutations can be formed from the first seven letters of the alphabet?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
The number of permutations of 
things taken 
at a time is given by
!)
John
My calculator said it, I believe it, that settles it
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