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You need to create a password that is 2 digits long and each digit can be repeated? How many
passwords are possible? Hint: Use fundamental counting principle.

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MrRoyal

A total of 100 passwords can be created

Digits

The number of digits in the password is given as:

[tex]n = 2[/tex]

In the numbering system, the number of digits is:

[tex]r = 10[/tex]

Counting principle

Using the counting principle, and the digits can be repeated;

The total number of passwords that can be created is:

[tex]Total =r^n[/tex]

Substitute values for r and n

[tex]Total =10^2[/tex]

[tex]Total =100[/tex]

Hence, a total of 100 passwords can be created

Read more about counting principle at:

https://brainly.com/question/4747487

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