# Quadratic Functions Chapter Exam

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### Page 1

#### Question 1 1. Which of the following can be quickly identified when an equation is in vertex form ?

#### Question 2 2. Which phrase describes a parabola that looks like an upside down U?

#### Question 3 3. What is the vertex form of the following equation?

#### Question 4 4. What is the equation of the axis of symmetry of the parabola given by the equation y = 6(x + 1)(x - 5)?

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Question 5
5.
What are the factors of this expression: 4*x*2 - 9 ?

### Page 2

#### Question 6 6. What inequality symbol is represented by the red dashed line?

#### Question 7 7. When you are asked to factor something in a math problem, you are supposed to break a number up into its factors, which are:

#### Question 8 8. What would the first step be in completing the square of the following equation?

#### Question 9 9. When completing the square, a quadratic trinomial is turned into _____ .

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Question 10
10.
Which of the following functions will have the bottom portion of the graph shaded?

A: y < x^2

B: y ≤ x^2

C: y > x^2

D: y ≥ x^2

### Page 3

#### Question 11 11. If the equation below told you a ball was 'h' feet in the air after 't' seconds, what would be the first step to finding out when it hit the ground?

#### Question 12 12. Why can't you solve a quadratic equation simply by using inverse operations to get the variable by itself?

#### Question 13 13. Describe the roots of the following quadratic expression?

#### Question 14 14. What symbol is used to notate a system of functions?

#### Question 15 15. What is the intercept form of the equation for the parabola:

### Page 4

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Question 16
16.
Find the value for *c* and rewrite the equation in the vertex form.

#### Question 17 17. What is the equation of the following graph?

#### Question 18 18. Once you come up with the pair of numbers to fit the pattern, where do you insert them into the area model?

#### Question 19 19. What is the vertex form of the following equation?

#### Question 20 20. What is the b-value of the quadratic equation below?

### Page 5

#### Question 21 21. Where does the axis of symmetry cross the x-axis for a parabola described by the equation y = -2(x-4)(x+2)

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Question 22
22.
The points that intersect the *x*- or *y*-axis are called the _____.

#### Question 23 23. What part is shaded for the graph of y < x^2 - 1?

#### Question 24 24. Carlos draws a line through the middle of the parabola that divides the parabola into two equal halves. This line is called the _____.

#### Question 25 25. What is the intercept form of the standard equation:

### Page 6

#### Question 26 26. Factor the following polynomial:

#### Question 27 27. Solve the following polynomial using the quadratic equation:

#### Question 28 28. Which of the following quadratic equations would have a negative discriminant?

#### Question 29 29. All of the following are quadratic inequalities, EXCEPT:

#### Question 30 30. Factor the following polynomial:

#### Quadratic 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!