How many different twotwo-letter passwords can be formed from the letters Upper A comma Upper B comma Upper C comma Upper D com

Question

4 years ago

14

ma Upper E comma Upper F comma Upper G and Upper HA, B, C, D, E, F, G and H if no repetition of letters is allowed?

1 answer:

Mumz [18] · Answer 1 · 2022-01-14T02:08:07+03:00

Mumz [18]4 years ago

3 0

Answer:

Explanation:

8p2 = 8! / (8-2)!

= 8! ÷ 6!

= 8 x 7

= 56.

Cheers

How many different twotwo​-letter passwords can be formed from the letters Upper A comma Upper B comma Upper C comma Upper D com