n-factorial, n!, is the number of ordered arrangements of n distinct items repetition not allowed n! = n(n – 1) • • • • • 3 • 2 • 1. Start of Questions How many ways can 6 DVDs are arranged on a shelf?
n-factorial, n!, is the number of ordered arrangements of n distinct items repetition not allowed n! = n(n – 1) • • • • • 3 • 2 • 1. Start of Questions How many ways can 6 DVDs are arranged on a shelf?
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section9.1: Counting
Problem 4E: True or False? In counting combinations, order matters. In counting permutations, order matters. For...
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- n-factorial, n!, is the number of ordered arrangements of n distinct items
- repetition not allowed
- n! = n(n – 1) • • • • • 3 • 2 • 1.
Start of Questions
How many ways can 6 DVDs are arranged on a shelf?
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