Imaginary Numbers
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview
15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is an imaginary number?
Back
An imaginary number is a number that can be written as a real number multiplied by the imaginary unit 'i', where i is defined as the square root of -1.
2.
FLASHCARD QUESTION
Front
What is the value of i^2?
Back
i^2 = -1.
3.
FLASHCARD QUESTION
Front
Simplify: √(-36)
Back
± 6i.
4.
FLASHCARD QUESTION
Front
What is the result of adding two imaginary numbers?
Back
The result is another imaginary number, which can also be expressed in the form a + bi, where a and b are real numbers.
5.
FLASHCARD QUESTION
Front
Simplify: -3i(4 + 2i)
Back
6 - 12i.
6.
FLASHCARD QUESTION
Front
What is the product of two imaginary numbers?
Back
The product of two imaginary numbers is a real number. For example, (ai)(bi) = -ab.
7.
FLASHCARD QUESTION
Front
Simplify: (2 - 4i) + (5 + 6i)
Back
7 + 2i.
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?
