Study Guide for Exam 2
1. You are at a party and accidently knock over the host's CD collection. There are 13 CDs and you quickly place them back on the shelf. a) How many possible ways are there to arrange these CDs? b) How many possible ways are t
Solutions For Study Guide for Exam 2
1. a) We have 13 CD's that need to go in 13 places, so 13! or 13P13 will work, we would use 13P13 since order matters. Thus there are 6,227,020,800 ways to place these CDs back on the shelf. b) number of ways to