2/6_LSAE_2/3

1.Refer to the graph below of a piece of a quadratic function. What is the domain of this function?1.

• -5 ≤ x ≤ 2

• -2 ≤ x ≤ 2

• 3 ≤ x ≤ 10

• -6 ≤ x ≤ 10

2.What is the range of the function graphed in Question #1?

• -5 ≤ y ≤ 2

• -2 ≤ y ≤ 2

• 3 ≤ y ≤ 10

• -6 ≤ y ≤ 10

3.Michelle graphs the quadratic function below.

What is the range of Michelle’s function?

• All real numbers

• 3 ≤ y ≤ 9

• y ≥ 2

• y ≤ 2

4.Paul states that the range of a certain quadratic function is y ≤ -3. Which of the functions below is he referring to?

• A

• B

• C

• D

5.Caroline examines a quadratic function and makes the table of values below of some of its points. Identify the vertex of Caroline’s function and write its coordinates.

• (2, 6)

• (0, -2)

• (-1, 9)

• (3, 7)

6.What is the range of Caroline’s function?

• y ≤ -9

• y ≥ -9

• y ≤ 7

• y ≥ 7

7.Express the range of h(x) by placing the correct items in the boxes.

a

b

c

-4

x

12

y

-8

-1

• Both Brooke and Orson are correct.

• Only Brooke is correct.

• Only Orson is correct.

• Both Brooke and Orson are incorrect.

9.Fill in the boxes with the correct numbers to state the domain and range of the function shown in the graph. Numbers may be used more than once or not at all.

a

b

c

d

5

0

6

-2

4

2

10.Function f(x) is a quadratic function with a maximum point at (3, 6). What is the range of f(x)?

Mathematical Equivalence

ON