Unit 2 Review

Christine drained an aquarium. She took 15 minutes. The graph shows the amount of water, w (in liters) in the aquarium versus time, t (in minutes). Find the domain of the function shown.

• Domain: 0 < t < 15

• Domain: 0 ≤ t ≤ 15

• Domain: 0 ≤ t ≤ 75

• Domain: 0 < t < 75

Christine drained an aquarium. She took 15 minutes. The graph shows the amount of water, w (in liters) in the aquarium versus time, t (in minutes). Find the range of the function shown.

• Range: 0 < w < 15

• Range: 0 ≤ w ≤ 15

• Range: 0 ≤ w ≤ 75

• Range: 0 < w < 75

Find the domain of this graph.

• Domain: -2 ≤ 1

• Domain: -2 ≤ x < 1

• Domain: -2 < x ≤ 1

• Domain: -5 ≤ x < 4

Find the range of this graph.

• Range: 4 < y ≤ -5

• Range: -5 < 4

• Range: -5 < y ≤ 4

• Range: -5 ≤ y < 4

Let fx) = x where x is the number of people on a roller coaster where there are only 15 seats. What are the reasonable values for the domain of f(x)?

• Domain: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}

• Domain: 0 < x < 30

• Domain: 0 ≤ x ≤ 30

• Domain: All Real Numbers

The graph of a function is shown. What is the range of the function?

• Range: y > 0

• Range: 0 < y ≤ 9

• Range: -4 < y ≤ 9

• Range: y > -4

The table shows some of the points on the graph of a quadratic function. What is the range?

• All real numbers less than or equal to 31

• All real numbers greater than or equal to -7

• All real numbers less than or equal 2

• All real numbers greater than or equal -5

Find the range of the part of the exponential function graphed on the grid.

• Range: 6 < y ≤ 27

• Range: 6 ≤ y < 27

• Range: -1 ≤ y < 3

• Range: -1 < y ≤ 3

Find the domain of the part of the exponential function graphed on the grid.

• Domain: 6 < y ≤ 27

• Domain: -1 < y ≤ 3

• Domain: 6 ≤ y < 27

• Domain: -1 ≤ y < 3

Which of the following relations is a function?

I. {(0,0), (1,2), (2,4)}

II. {(0,0), (0,2), (0,4)}

II. {(0,0), (1,3), (1,4)}

IV. {(0,0), (-1,-1), (-1,-2)}

Select all that apply.

• I. {(0,0), (1,2), (2,4)}

• II. {(0,0), (0,2), (0,4)}

• II. {(0,0), (1,3), (1,4)}

• IV. {(0,0), (-1,-1), (-1,-2)}