SOLUTION: How many permutations are there in a 3-letter code which can use the letters from A to Z (inclusive)?

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Question 857399: How many permutations are there in a 3-letter code which can use the letters from A to Z (inclusive)?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
For the first letter, you have 26 choices,
Second, 25.
Third, 24.
N=26%2A25%2A24
N=15600