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Find the number of permutations of the first 10 letters of the alphabet taking 2 letters at a time.
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Find the number of permutations of the first 10 letters of the alphabet taking 2 letters at a time.

User MSRS
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1 Answer

5 votes
This is the concept of permutations, the number of times the first 10 letters of the alphabet taking 2 letters at a time will be:
10P2
=90
Therefore there are more than 90 ways in which the letters can take 2 letters at a time.
User Luigi Cortese
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