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Questions and Answers
Which symbol is used to denote the set of complex numbers?
Which symbol is used to denote the set of complex numbers?
- $\mathbb{Z}$
- $\mathbb{Q}$
- $\mathbb{R}$
- $\mathbb{C}$ (correct)
What is the real part of the complex number $5 + 2i$?
What is the real part of the complex number $5 + 2i$?
- 5 (correct)
- 2i
- 5i
- 2
What is the value of $i^3$?
What is the value of $i^3$?
- $-i$ (correct)
- $1$
- $-1$
- $i$
What is the imaginary part of the complex number $-3i$?
What is the imaginary part of the complex number $-3i$?
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What type of equations can complex numbers solve?
What type of equations can complex numbers solve?
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