Deshaun is choosing a 2-letter password from the letters A,B,C,D,E and F. The password cannot have the same letter repeated in it. How many such passwords are possible?

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asked Dec 9, 2018 133k views

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Michael GEDION · Answer 1 · 2018-12-13T21:33:57+0000

2 letter password? weak

k, so ABCDEF, 6 choices
6 options for first letter
5 options for 2nd
6*5=30
30 passwords possible
would take less than 1 second to test all those possilibties

Deshaun is choosing a 2-letter password from the letters A,B,C,D,E and F. The password cannot have the same letter repeated in it. How many such passwords are possible?

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