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Factorials Video Lessons (5 video lessons)

Watch simple explanations of Factorials and related concepts.

Factorials Questions and Answers (228 questions and answers)

Test your understanding with practice problems and step-by-step solutions.

Mrs. Jones has four children. How many different combinations of boys and girls could she have had and still have ended up with four children? Explain.
A catering service offers 5 appetizers, 12 main courses, and 10 desserts. A banquet chairperson is to select 4 appetizers, 4 main courses, and 9 desserts for a banquet. In how many ways can this be
5! is equal to _____.
If a person can select 3 presents from the 10 presents under a Christmas tree, how many different combinations are possible?
How many ways can a committee of 4 people be selected from a group of 10 people?
What does it mean when there is an exclamation point (!) put after numbers? (e.g., 3!)
There are 9 women and 3 men. In how many ways can a 6 person group be chosen so that there is always at least 1 man in the group?
Calculate each factorial. a. 2! b. 4!
A catering service offers 11 appetizers, 5 main courses, and 4 desserts. A banquet chairperson is to select 7 appetizers, 3 main courses, and 2 desserts for a banquet. In how many ways can this b
A singer plans to perform 6 songs. In how many different ways can she arrange the songs? a. 5040 b. 36 c. 6 d. 720

Factorials Quizzes (8 quizzes)

Check your mastery of this concept by taking a short quiz.

Factorial Practice Problems
Single Digit Factorial Practice Problems
Binomial Coefficient
Dividing Factorials
Large Factorial Practice Problems
Solving 0 Factorial
Factorial Notation Processes

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