FTCE Mathematics 6-12 (026): Practice & Study Guide  /  Math Courses

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FTCE Math: 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. Good luck!

Page 1

Question 1 1. Which of the following is an imaginary number?

Question 2 2. When finding the angle for the polar form, what do you have to do to your calculator's answer to find the correct answer if the complex number is in the fourth quadrant?

Question 3 3. Which number is represented by the graph below?

Question 4 4. What is the simplified value of the expression below?

Question 5 5. Which of the following graphs represents the complex number -i on the complex plane?

Page 2

Question 6 6. What is the polar form of a complex number?

Question 7 7. In math, i equals _____.

Question 8 8. Multiply and simplify the following expression:

Question 9 9. Which quadrant does the complex number -4 - 9i lie in?

Question 10 10. Which of the following expressions is written as a complex number?

Page 3

Question 11 11. Add and simplify the following expression:

Question 12 12. Which two complex conjugates would multiply to equal 13?

Question 13 13. What is the first step in dividing the complex numbers below?

Question 14 14. Which number is represented by the graph below?

Question 15 15. Which of the following graphs represents the complex number 3 + 2i on the complex plane?

Page 4

Question 16 16. What type of solution(s) would you get from the equation below?

Question 17 17. Simplify the following expression:

Question 18 18. Which of the following is a complex number?

Question 19 19. What is the complex conjugate of the expression below?

Question 20 20. Convert 3 + 4i to polar form.

Page 5

Question 21 21. Which of the following is a complex number with a non-zero real part and a non-zero imaginary part?

Question 22 22. Add and simplify the following expression:

Question 23 23. Subtract and simplify the following expression:

Question 24 24. Simplify the following expression.

Question 25 25. Which complex number would look like it was located at the coordinates (-2, 4) if it was graphed?

FTCE Math: Complex 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!

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