Polynomial and Imaginary Number Concepts
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
Read more
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in writing a polynomial given its roots?
Divide the roots by 2
Add all roots
Set each root equal to x
Multiply the roots together
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When dealing with imaginary numbers, what must you remember about their pairs?
They are always positive
They come in conjugate pairs
They are always negative
They do not affect the polynomial
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the first example, what are the roots of the polynomial?
0 and 3
-1 and 3
1 and 3
-2 and 3
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
What is the result of multiplying (x + 1) and (x - 3) in the first example?
x^2 - 2x - 3
x^2 - 2x - 3
x^2 - 2x - 3
x^2 + 2x - 3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the second example, what is the highest degree of the polynomial?
5
3
4
2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you handle fractions when setting equations to zero?
Divide by the numerator
Add the fraction to both sides
Multiply by the denominator
Subtract the fraction from both sides
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a multiplicity of 2 mean for a root?
The root is ignored
The root is halved
The root is squared
The root is repeated twice
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Microsoft
or continue with
%20(1).png)
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?
