Domain and Range

You have 30 seconds to answer each question. Are you ready?

• Yes

• No

What is the domain of the function f (x) = | x - 1 |?

• All real numbers

• [1,∞)

• (-∞,1)

• (-∞,-1)

What is the range of the function f (x) = x² ?

What is the domain of the function shown at the right?

• {x | x > 2}

• {x | x > -2}

• {x | x > -2}

• {x | x < -2}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

A function is defined by the equation y = -3x - 4. If the domain is 1 < x < 5, what is the minimum value in the range of the function?

• -∞

• -7

• -10

• -19

Air temperatures over a 5-hour period are shown in the graph at the right. What is the range of this set of data?

• 0 < x < 5

• 0 < y < 80

• 56 < x < 70

• 56 < y < 70

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Air temperatures over a 5-hour period are shown in the graph at the right. What is the domain of this set of data?

• 0 < x < 5

• 0 < y < 80

• 56 < x < 70

• 56 < y < 70

Which type of function could be used to model this data?

• linear

• quadratic

• exponential

Which choice represents the domain of the data as displayed in the graph?

• [0, 100]

• [5700, 22800]

• [0, 22800]

• [25,100]

Which choice represents the range of the data as displayed in the graph?

• [0, 100]

• [5700, 22800]

• [0, 22800]

• [25,100]