For some particular website, the password must start with one of the letters A, B or C. Then there must be 5 more characters and each of those characters must be a numeric digit or a lower case letter of the alphabet. Find the number of different passwords.

For some particular website, the password must start with one of the letters A, B or C. Then there must be 5 more characters and each of those characters must be a numeric digit or a lower case letter of the alphabet. Find the number of different passwords.

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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