Fundamental Counting Principle, Factorials, & Permutations

Front

What is 4! called?

Back

Four Factorial

Front

The value of 5! is ____.

Back

120

Front

Find the total number of outcomes for picking a day of the week and a month of the year.

Back

84

Front

The ski club with ten members is to choose three officers for captain, co-captain and secretary. How many ways can those offices be filled?

Back

720

Front

What is the formula for limited permutation?

Back

n! / (n-r)!

Front

What does n! represent in mathematics?

Back

The product of all positive integers up to n.

Front

How many ways can you arrange 3 books on a shelf?

Back

6 (3!)

Front

What is the difference between permutations and combinations?

Back

Permutations consider order; combinations do not.

Front

If you have 5 different shirts and want to choose 2 to wear, how many combinations can you make?

Back

10 (5 choose 2)

Front

What is the formula for calculating permutations of n items taken r at a time?

Back

n! / (n-r)!