# Matrices and Absolute Value Chapter Exam

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### Page 1

#### Question 1 1. Which of the following would be a square matrix?

#### Question 2 2. A transformation that shifts the graph up/down or left/right is called a _____.

#### Question 3 3. Evaluate |5-3| + 4|3-5|

#### Question 4 4. Which graph matches the equation below?

#### Question 5 5. Choose the FALSE statement.

### Page 2

#### Question 6 6. Absolute values make positive numbers _____ and negative numbers _____.

#### Question 7 7. Find the determinant of the matrix.

#### Question 8 8. A transformation that makes the graph wider or thinner is called a _____.

#### Question 9 9. Which graph matches the equation below?

#### Question 10 10. When graphed, an absolute value equation looks like what?

### Page 3

#### Question 11 11. What is the correct equation for the function shown?

#### Question 12 12. Getting an absolute value to equal a negative number is _____.

#### Question 13 13. Select the FALSE statement

#### Question 14 14. What is the first step to solving the equation |4x-2|=5 ?

#### Question 15 15. Find the matrix with a determinant of -1

### Page 4

#### Question 16 16. Solve the equation: |x| = 99.

#### Question 17 17. Which system of equations is represented by the following matrix? (Think of the vertical line as the equal sign.)

#### Question 18 18. Solve the equation: |x+8| = -1.

#### Question 19 19. Which statement is true about absolute values?

#### Question 20 20. Find the determinant of the following matrix.

### Page 5

#### Question 21 21. Which symbol is used to represent absolute value?

####
Question 22
22.
Simplify:
|3|

#### Question 23 23. Which equation matches the graph below?

#### Question 24 24. If a question requires us to know the value of |2x+y|, but all we know is that |x+y|=5, what can we do?

####
Question 25
25.
Solve for x:
|x + 1|

= 3

### Page 6

#### Question 26 26. Absolute values only take into account _____.

#### Question 27 27. If a question requires us to know the value of y-x, but all we know is that x+2=y, what can we do?

#### Question 28 28. Which absolute value equation would have a graph that is an upside down V?

#### Question 29 29. What is the equation for the graph shown?

####
Question 30
30.
Simplify:
| 3 - 6 |

- 5

#### Matrices and Absolute Value 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!