

Complex Numbers and Their Operations
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of this lesson series?
Real numbers and their properties
Geometry and spatial reasoning
Algebraic equations and solutions
Imaginary numbers and negative square roots
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What symbol is used to represent an imaginary number?
i
N
R
C
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of i in terms of square roots?
Square root of -1
Square root of 2
Square root of 0
Square root of 1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are complex numbers composed of?
Only integers
A combination of real and imaginary numbers
Only real numbers
Only imaginary numbers
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a complex number a + bi, what is 'a' referred to as?
Complex part
Real part
Imaginary part
Integer part
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you be comfortable with before evaluating imaginary numbers?
Calculating derivatives
Graphing functions
Simplifying radicals
Solving linear equations
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you evaluate the square root of a negative number?
By ignoring the negative sign
By using imaginary numbers
By converting it to a fraction
By using logarithms
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