# Functions: NBPTS Math - Adolescence & Young Adult Chapter Exam

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### Page 1

#### Question 1 1. The collection of all the outputs of a function is known as which one of the following?

#### Question 2 2. What is the range of the function represented by the graph below?

#### Question 3 3. True or False: This is the graph of a function.

#### Question 4 4. What is the domain of the function below?

#### Question 5 5. Which of the following is allowed in a linear function?

### Page 2

#### Question 6 6. Which of the following is a form for writing linear functions?

#### Question 7 7. Which equation is in slope-intercept form?

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Question 8
8.
Find the domain of f(x) + g(x) if

f(x) = 2x and

g(x) = sqrt (x+ 5).

#### Question 9 9. Which of the following is allowed in the graph of a linear function?

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Question 10
10.
If *y* = -2/3*x* + 200, what is the slope?

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#### Question 11 11. Write the equation of a line that goes through the points (1, 3) and (-1, -5).

#### Question 12 12. True or False: This is the graph of a function.

#### Question 13 13. Find the slope of this line: y = -5x + 2

####
Question 14
14.
If *H* represents the heaviside function, then what is *H*(7.7), *H*(-1), and *H*(0)?

####
Question 15
15.
Let *h*(*x*) = 10. Find *h*(9).

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#### Question 16 16. True or False: This is the graph of a function.

#### Question 17 17. Find the domain of f(x)/g(x), if:

####
Question 18
18.
Find the domain of f(f(x)) if

f(x) = (x+1)/x

#### Question 19 19. Which of the following is NOT a linear relationship?

####
Question 20
20.
What is the range of the function: *g*(*x*) = |x| + 1

### Page 5

#### Question 21 21. Which of the following is NOT a piecewise function?

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Question 22
22.
Evaluate *f*(*x*) = *x* - 11 for *f*(4).

#### Question 23 23. Which of the following is in the slope-intercept form?

#### Question 24 24. What is the slope of a line passing through (-5, -2) and (4, 1)?

####
Question 25
25.
Find f(g(2)) if:

f(x) = x^2

g(x) = x^3

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####
Question 26
26.
If *y* = *mx* + *b*, which of the following is FALSE?

#### Question 27 27. What is the slope of a line passing through (2, 2) and (3, 5)?

####
Question 28
28.
Find the domain of f(g(x)), if:

f(x) = 1/x

g(x) = 1/(x+4)

#### Question 29 29. Which of these statements about point-slope form is NOT true?

#### Question 30 30. Which piecewise function is represented by this graph?

#### Functions: NBPTS Math - Adolescence & Young Adult 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!