Question

A website password can consist of any combination of uppercase letters, lowercase letters, and digits from 0 to 9, and repetition is permitted. How many passwords of length five can be formed?

Answer 1

Infinite amounts of passwords can be made

Answer 2

916132832

Explanation:

There are 62 possible characters for each digit (uppercase=26, lowercase=26, 0-9=10)

26+26+10=62

You need to do 62 for each digit, so 62*62*62*62*62, or 62^5

Hope this helps :)