12. Complex Numbers & Polar Equations
United States of America
Grades 9-12
12.01 Complex numbers
Interactive practice questions
What type of number can be written in the form $a+bi$a+bi?
A whole number
A
A rational number
B
A complex number
C
A real number
D
Easy
< 1min
What is a pure imaginary number?
Easy
< 1min
Answer the following.
Easy
< 1min
Consider the complex number $-i\sqrt{10}$−i√10.
Easy
< 1min
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