Chapter 12, Lesson 8

12-8.A make an organized list
Five people are on the executive board of a club: Martha, Kyle, Loni, Alicia, and Jon. A committee of 2 is to be formed from this group. How many different possibilities are there? Make a list.

12-8.B find the number of permutations
How many different 5-letter arrangements are possible using the letters of the word AXIOM so that there is always a vowel in the first place?

12-8.C evaluate expressions containing factorial notation
Evaluate: (7 — 2)!