How could you find the number of different combinations of 6 letters in a computer password?

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asked Feb 1, 2019 62.1k views

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As As · Answer 1 · 2019-02-05T23:01:34+0000

It depends on if a letter can be repeated.If yes, then the answer is:

26x26x26x26x26x26=308,995,776

If the letters cannot be repeated, then:

26x25x24x23x22x21=165,765,600

How could you find the number of different combinations of 6 letters in a computer password?

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