1. Lesson 3

1.6. Explore 5

Mathematics 30-2 Module 3

Module 3: Permutations, Combinations, and the Fundamental Counting Principle

 

Some permutation problems involve more than one case. When more than one case is involved, you must calculate the number of permutations in each case and add them together. Here is an example involving cases.



textbook

Read “Example 3” on page 88 of your textbook. Notice that you add the number of permutations for each case.

 

 

Self-Check 3
  1. Complete “Your Turn” on page 88 of your textbook. Answer
  2. A group of 6 people are going on a bus trip. They have a choice of buses—a 12-passenger bus or a 15-passenger bus. In how many ways may the people be arranged on a bus? Answer
Share 2

 

With a group or partner, discuss how the answer to question 2 in Self-Check 3 would change if both buses could be used for the same trip and the 6 people could choose either bus.

 

course folder If required, place a summary of your discussion in your course folder.