Understanding Factorials
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Beginner
Start here! Easy to understand
Beginner Explanation
Find the factorial by multiplying all integers from the number down to 1. For example, $4!$ means $4 \times 3 \times 2 \times 1 = 24$.
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Practice Problems
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1
Quick Quiz
Single Choice Quiz
Beginner
What is $4!$?
Please select an answer for all 1 questions before checking your answers. 1 question remaining.
2
Real-World Problem
Question Exercise
Intermediate
Teenager Scenario
Imagine you have 5 different books to arrange on a shelf. How many different arrangements can you make?
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3
Thinking Challenge
Thinking Exercise
Intermediate
Think About This
If you know $6!$ is 720, what is $7!$?
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4
Challenge Quiz
Single Choice Quiz
Advanced
Which of the following equals $0!$?
Please select an answer for all 1 questions before checking your answers. 1 question remaining.
Recap
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