statistics
posted by luckybee .
a computer system requires all users to log on using a 6 character password. if each character can be either a digit from 0 to 9 or a letter of the alphabet, what is the number of possible passwords. please show formula used

there are 10 digits and 26 letters, so there are 36 possible characters for each password character.
so, the total is 36^6 = 2176782336