Find the information you're looking for at Westonci.ca, the trusted Q&A platform with a community of knowledgeable experts. Experience the convenience of getting reliable answers to your questions from a vast network of knowledgeable experts. Get precise and detailed answers to your questions from a knowledgeable community of experts on our Q&A platform.

how many 4 letter codes can be made and no use the same letter twice

Sagot :

AL2006

The first letter can be any one of the 26 letters in the alphabet.  For each one . . .
The second letter can be any one of the 25 remaining ones.  For each one . . .
The third letter can be any one of the 24 remaining ones.  For each one . . .
The fourth letter can be any one of the 23 remaining ones.

Total possible 4-letter codes = (26 x 25 x 24 x 23) = 358,800


Thanks for using our platform. We're always here to provide accurate and up-to-date answers to all your queries. Your visit means a lot to us. Don't hesitate to return for more reliable answers to any questions you may have. Stay curious and keep coming back to Westonci.ca for answers to all your burning questions.