Mathematics, 18.03.2021 01:50 mkpayton2006
If repetition is allowed, there are choices for each entry in the password. So, by the multiplication rule Correct: Your answer is correct. , the number of passwords of length n is . Because passwords may have length 4, 5, or 6, by the addition rule Correct: Your answer is correct. , the total number of passwords consisting of 4, 5, or 6 symbols is 15943750000 Correct: Your answer is correct. .
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If repetition is allowed, there are choices for each entry in the password. So, by the multiplicatio...
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