Understanding Factorials
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Jennifer Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the factorial of 3?
9
6
12
3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate 5 factorial?
5 x 4 x 3 x 2 x 1
5 x 4 x 3
5 + 4 x 3
5 + 4 + 3 + 2 + 1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of 6 factorial?
120
360
720
840
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do factorials grow rapidly?
Because they involve division
Because they involve subtraction
Because they involve multiplication
Because they involve addition
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate n factorial?
Start at n and subtract all numbers below it
Start at n and add all numbers below it
Start at n and divide by all numbers below it
Start at n and multiply by all numbers below it
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in calculating n+2 factorial?
Start at n+2
Start at n-1
Start at n+1
Start at n
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When simplifying 7 factorial divided by 3 factorial, what terms cancel out?
6, 5, 4
5, 4, 3
3, 2, 1
7, 6, 5
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