Question: What would be the correct solution to the attached? Each character in a password is either a digit 10-9 or lowercase letter [a-zl How many

What would be the correct solution to the attached?

Each character in a password is either a digit 10-9 or lowercase letter [a-zl How many valid passwords are there with the given restriction(s)? Length is 19 or 13, and must start with a digit. Writea as:

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