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How many 8-letters password are possible using all alphabets

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Reference no: EM13951323

1. Using only 26 capital letters of the alphabet, how many 8-letters password are possible?

2. Repeat step 1 but do not allow the same letter to be used more than once in the password?

3. Repeat steps 1 and 2 using an encryption alphabet that contains 26 uppercase letters, 26 lowercase letters, and digit 0 through

Reference no: EM13951323

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