Keith must choose a 3 letter password for a computer account. he can use any of the 26 upper case letters of the alphabet but he

Question

Aleksandr-060686 [28]

4 years ago

5

Keith must choose a 3 letter password for a computer account. he can use any of the 26 upper case letters of the alphabet but he

cannot reprqt repeat letters. how many passwords are possible

Mathematics

1 answer:

tatyana61 [14] · Answer 1 · 2021-11-13T21:05:06+03:00

tatyana61 [14]4 years ago

3 0

The first letter can be any of 26.
The second letter can be any of the remaining 25.
The third letter can be any of the remaining 24.

26*25*24 = 15,600 passwords are possible