Discovering the World of Complex Numbers
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Questions and Answers

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 $5 + 2i$?

  • 5 (correct)
  • 2i
  • 5i
  • 2

    • What is the value of $i^3$?

  • $-i$ (correct)
  • $1$
  • $-1$
  • $i$

    • What is the imaginary part of the complex number $-3i$?

    <p>-3</p> Signup and view all the answers

    What type of equations can complex numbers solve?

    <p>All polynomial equations</p> Signup and view all the answers

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