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TABE Math - Grade 8: Functions 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. The graph of f(x) = 3x^2 - 12 includes all of the following points EXCEPT:

Question 2 2. Which of the following is an example of a linear relation?

Question 3 3. What is the domain of √(x)?

Question 4 4. The graph of f(x) = -5x + 6 includes which of the following points?

Question 5 5. Evaluate f(x) = √(x), when x = 9.

Page 2

Question 6 6. Which of the following is in the slope-intercept form?

Question 7 7. Evaluate h(x) = 5x + 1, when x=3.

Question 8 8. The graph of f(x) = 2x -2 includes which of the following points?

Question 9 9. Which of the following are true?

Question 10 10. If the domain of the function f(x) = x^2 is 0 ≤ x, what is the range of f?

Page 3

Question 11 11. How do you determine what part of the graph to display in the model of a linear relation?

Question 12 12. What is the main characteristic of a model of a linear relation?

Question 13 13. The graph of f(x) = 4x - 9 includes all of the following points EXCEPT:

Question 14 14. Which of the following is a nonlinear function?

Question 15 15. The amount of money you spend on coffees every month can be calculated as a function of the number of drinks you order every month. What are the independent and dependent variables in this function?

Page 4

Question 16 16. Which of the following models the relation of the equation

Question 17 17. Which of the following is a form for writing linear functions?

Question 18 18. Which of the following is allowed in a linear function?

Question 19 19. The graph of f(x) = 2x^2 - 7 includes which of the following points?

Question 20 20. Which of the following is allowed in the graph of a linear function?

TABE Math - Grade 8: Functions 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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