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Operations with 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. What does 'Evaluating Polynomials in Function Notation' really mean?

Question 2 2. How do you say f(5)?

Question 3 3. Given f(x) = x^2 + 3x -2; find f(3).

Question 4 4. What does 'Polynomial' mean?

Question 5 5. Given f(x) = 6x; find f(5ab)

Page 2

Question 6 6. Which of the following is not a coefficient of this polynomial?

Question 7 7. What is the leading coefficient of this polynomial?

Question 8 8. What is the leading term of this polynomial?

Question 9 9. Which of the following is not a valid polynomial term?

Question 10 10. How many terms does this polynomial have?

Page 3

Question 11 11. Which of the following makes an equation a relation rather than a function?

Question 12 12. Which of the following is written in function notation?

Question 13 13. Given the function below, evaluate g(7).

Question 14 14. Which graph below is a function?

Question 15 15. Which set of ordered pairs is NOT a function?

Page 4

Question 16 16. The revenue of a company is represented by R(x) and their costs are represented by C(x). What is the profit function R(x) - C(x)?

Question 17 17.

Use f(x) and g(x) to find g(x) - f(x).

Here, f(x) = -x + 5 and g(x) = 3x + 2.

Question 18 18. Use the information given to find h(x) / l(x): h(x) = 6x2 and l(x) = 2x5

Question 19 19.

Use f(x) and g(x) to find f(x) + g(x).

f(x) = -x + 5 and g(x) = 3x + 2

Question 20 20.

Use f(x) and g(x) to find f(x) * g(x).

f(x) = -x + 5 and g(x) = 3x + 2

Operations with 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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