How many different five-letter passwords can be formed from the letters A, B, C, D, E, F, G and H if no repetition of letters is allowed? . .. five-letter words can be formed.
How many different five-letter passwords can be formed from the letters A, B, C, D, E, F, G and H if no repetition of letters is allowed? . .. five-letter words can be formed.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:How many different five-letter passwords can be formed from the letters A, B, C, D, E, F, G and H if no repetition of letters is allowed?
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five-letter words can be formed.
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