# Complex and Imaginary Numbers Chapter Exam

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Question 1
1.
In math, *i* equals _____.

#### Question 2 2. Which statement MUST be true about the equation below?

#### Question 3 3. Which complex number would look like it was at the coordinates (-2, 4) if it was graphed?

#### Question 4 4. Which two complex conjugates would multiply to equal 13?

#### Question 5 5. Identify the complex number which corresponds to the point on the graph.

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#### Question 6 6. Which number is represented by the graph below?

#### Question 7 7. Simplify.

#### Question 8 8. Which of the following is an imaginary number?

#### Question 9 9. What type of solution(s) would you get from the equation below?

#### Question 10 10. Solve x^2 + 6x + 18 = 0

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#### Question 11 11. What is the simplified value of the expression below?

#### Question 12 12. Which basic operation of complex numbers will require you to learn completely new skills?

#### Question 13 13. Solve the equation below:

#### Question 14 14. Simplify.

#### Question 15 15. What is the most simplified form of the expression below?

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#### Question 16 16. Solve 5x^2 - 4x + 1 = 0

#### Question 17 17. Simplify (4 + i) ( 3 + 6i)

#### Question 18 18. Simplify

#### Question 19 19. Which of the following graphs represents the complex number -i on the complex plane?

#### Question 20 20. Solve 2x^2 + 32 = 0

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#### Question 21 21. Which of the following expressions is a complex number?

#### Question 22 22. Simplify

#### Question 23 23. Simplify (3 + i) + (-5 - 2i)

#### Question 24 24. Simplify (3 - 2i) - (4 + 3i)

#### Question 25 25. Simplify.

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#### Question 26 26. Which number is represented by the graph below?

#### Question 27 27. Find the roots of the equation below:

#### Question 28 28. Simplify.

#### Question 29 29. Simplify

#### Question 30 30. Simplify.

#### Complex and Imaginary Numbers Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!