Answered: How many strong passwords are there?

Math

Probability

How many strong passwords are there?

College Algebra

10th Edition

ISBN:9781337282291

Author:Ron Larson

Publisher:Ron Larson

Chapter8: Sequences, Series,and Probability

Section8.6: Counting Principles

Problem 3ECP: A combination lock will open when you select the right choice of three numbers (from 1 to 30,...

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Question

A certain website accepts only 5 slot password from users. A password can consist of letters from a to z and digits from O to 9 and the special characters @ # and $. The password must start with a letter. A strong password contains at least one special character. How many strong passwords are there?

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