
Complex Numbers and Their Properties

Interactive Video
•
Mathematics
•
11th - 12th Grade
•
Hard

Ethan Morris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of forming a polynomial when approximating roots?
To eliminate complex numbers
To simplify the expression
To find the exact value of the root
To create a function that approximates the root
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is a complex number typically represented?
a + bi
x + iy
p + qj
m + ni
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when you square a complex number x + iy?
You get x^2 - y^2 - 2xyi
You get x^2 + y^2 + 2xyi
You get x^2 - y^2 + 2xyi
You get x^2 + y^2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the equations formed from the real and imaginary parts of a complex number?
x^2 + y^2 = 3, 2xy = 4
x^2 - y^2 = 3, 2xy = 4
x^2 - y^2 = 4, 2xy = 3
x^2 + y^2 = 4, 2xy = 3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to identify solutions as real when solving for x and y?
To ensure the solutions are integers
To avoid complex solutions
To guarantee the existence of solutions
To simplify the equations
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the geometric representation of complex numbers on a diagram?
As circles
As vectors
As points
As lines
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are the arguments of complex numbers related when they are multiplied?
They are subtracted
They are divided
They are added
They remain unchanged
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