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Complex Numbers Chapter Exam

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. You will lose your work if you close or refresh this page. Good luck!

Exam Progress:

Answered 0 of 30

Page 1

Question 1 1. Solve the equation below

Question 2 2.

Simplify:

2/(1+ i)

Question 3 3. Divide

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

Question 5 5. Which complex number is represented by they graph below?

Page 2

Question 6 6. How many roots does the equation below have?

Question 7 7.

What kind of solutions will this quadratic equation have:

4x^2 + 3x + 1 = 0

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

Question 9 9. What is the simplified value of the expression below?

Question 10 10. Which basic operation of complex numbers will require you to learn completely new skills?

Page 3

Question 11 11. Add the complex numbers below

Question 12 12.

Simplify:

(2 + 2i) - i

Question 13 13. What tells you whether your solutions to a quadratic equation will be real or complex?

Question 14 14.

Solve for x:

2x^2 + 4x + 3 = 0

Question 15 15. What type of solutions would you get from the equation below?

Page 4

Question 16 16. What is the complex conjugate of the expression below?

Question 17 17. Divide

Question 18 18. Which of the graphs below represents the complex number 3+2i on the complex plane?

Question 19 19. Multiply and simplify the complex numbers below

Question 20 20. Which pair are NOT complex conjugates?

Page 5

Question 21 21. Subtract the complex numbers below

Question 22 22. Which statement must be true about the equation below?

Question 23 23.

Simplify:

3/2i

Question 24 24. Which complex number would look like it was at the coordinates (-2,4) if it was graphed?

Question 25 25. Select the true statement.

Page 6

Question 26 26. Which graph below represents the complex number -i on the complex plane?

Question 27 27. The graph below represents which complex number?

Question 28 28. Simplify

Question 29 29.

Simplify:

(3 + 2i)(3 - 2i)

Question 30 30. Find the roots of the equation below

Complex 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!

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