# Complex and Imaginary Numbers Chapter Exam

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Exam Progress:

### Page 1

#### Question 1 1. The following is a result of the simplification of which of these expressions?

#### Question 2 2. Simplify.

####
Question 3
3.
In math, *i* equals to _____.

#### Question 4 4. What would be the first step in dividing the complex numbers below?

#### Question 5 5. Which of the following graphs represents the complex number 3 + 2i on the complex plane?

### Page 2

#### Question 6 6. Which basic operation of complex numbers will require you to learn completely new skills?

#### Question 7 7. Simplify.

#### Question 8 8. Which number is represented by the graph below?

#### Question 9 9. 6+14i is the result of which of the following?

#### Question 10 10. Which statement MUST be true about the equation below?

### Page 3

#### Question 11 11. Find the roots of the equation below:

#### Question 12 12. The following is a result of the simplification of which of these expressions?

#### Question 13 13. What is the complex conjugate of the expression below?

#### Question 14 14. How many roots does the equation below have?

#### Question 15 15. Which complex number would look like it was at the coordinates (-2, 4) if it was graphed?

### Page 4

#### Question 16 16. Simplify.

#### Question 17 17. Which of the following expressions is a complex number?

#### Question 18 18. Which number is represented by the graph below?

#### Question 19 19. What type of solution(s) would you get from the equation below?

#### Question 20 20. Simplify.

### Page 5

#### Question 21 21. Which of the following graphs represents the complex number -i on the complex plane?

#### Question 22 22. What is the simplified value of the expression below?

#### Question 23 23. Simplify:

#### Question 24 24. Which two complex conjugates would multiply to equal 13?

#### Question 25 25. Find the value of x:

### Page 6

#### Question 26 26. Which of the following is an imaginary number?

#### Question 27 27. Solve the equation below:

#### Question 28 28. Simplify.

#### Question 29 29. Simplify.

#### Question 30 30. What is the most simplified form of the expression below?

#### Complex and Imaginary Numbers Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next question. You can skip questions if you would like and come back to them later with the "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. You will lose your work if you close or refresh this page. Good luck!