Complex Numbers
Flashcard
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview
15 questions
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1.
FLASHCARD QUESTION
Front
What does i² equal?
Back
-1
2.
FLASHCARD QUESTION
Front
What letter represents an imaginary number?
Back
i
3.
FLASHCARD QUESTION
Front
What is the product of (2i)(3i)?
Back
-6
4.
FLASHCARD QUESTION
Front
What is the sum of (3 + 4i) + (1 + 2i)?
Back
4 + 6i
5.
FLASHCARD QUESTION
Front
What is the conjugate of (3 + 4i)?
Back
3 - 4i
6.
FLASHCARD QUESTION
Front
What is the modulus of the complex number 3 + 4i?
Back
5
7.
FLASHCARD QUESTION
Front
How do you express the complex number 5 in polar form?
Back
5(cos 0 + i sin 0) or 5e^(i0)
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