Staar Domain and Range

• F

• H

• G

• J

• F

• G

• H

• J

• A

• B

• C

• D

• A

• B

• C

• D

What is the range of this function?

• (-∞,∞)

• (-4,2]

• (-∞,2]

• [2,-∞)

Select TWO correct answers.

Domain

​ (a)  

Range

​ (b)  

• The domain of the function is {0,1,2,3,4,5}

• The range of the function {0,96,192,288,384,480}

• The domain of the function is all real numbers

• The domain of the function {0,96,192,288,384,480}

• The range of the function {0,1,2,3,4,5}

• The range of the function is all real numbers.

Find the Range.

• All Real numbers

• 0 < y < 11

• y ≥ 0

• y > 0

What is the range of this functions?

• -6 ≤ y ≤ 3

• -6 < y < 3

• -2 ≤ y ≤ 4

• D: {0, 1, 2, 3, 4, 5}

• R: {0, 96, 192, 288, 384, 480}

• D: all real numbers

• R: {0, 1, 2, 3, 4, 5}

• : {0, 96, 192, 288, 384, 480}

• D: {0, 96, 192, 288, 384, 480}

• R: all real numbers

Answer explanation

Domain - x values

Range - y values

Real-world examples = apply common sense and judgements

What is the range of the function?

• R:{y is less than or equal to 3}

• R:{y is greater than or equal to 3}

• R:{all real numbers}

• R:{y is between and including -6 and 3}