Lectures - 2.2 Counting Arrangements: Permutations
Quiz 2.2 #1
How many 3-letter permutations can be formed with the set:
{A, B, C, D, E}?
[Try using both the formula and slots]
- A. 20
- B. 60
- C. 120
Quiz 2.2 #2
How many 6 letter arrangements can be formed from the word “effect”?
- A. 30
- B. 60
- C. 180
Factorial Tutorial