Complex Number Arguments and Angles
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the typical range for the argument of a complex number?
0 to π
-π to π
-2π to 2π
0 to 2π
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the argument of a complex number not unique?
Because it is always between 0 and π
Because it can be any angle
Because it can only be positive
Because it can be negative or exceed one revolution
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in determining the argument of a complex number?
Find the real part
Visualize the complex number on the plane
Calculate the magnitude
Find the imaginary part
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the complex number 3 - 3i, what is the reference angle?
30°
60°
90°
45°
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the argument of the complex number 3 - 3i?
7π/4
5π/4
3π/4
π/4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the argument of the complex number -7i?
2π
3π/2
π
π/2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example of -7i, what is the angle in standard position?
π/2
π
3π/2
2π
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