Functions, Domain, and Range

What is the range of the function?

• x>3

• x≥-3

• y≤4

• y<4

Which one of these examples is a function?

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• (3,2), (3,2), (4,2)

What is the range of the following graph?

• {-5, -1, 0 , 1, 5}

• {-4, -2, 0, 3, 6}

• (-4, 1) ( 6, 0)

• (6, 0)

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Which table represents y as a function of x?

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Function g is shown in the graph. Which of the following statements are true?

• the domain of the function is all real numbers greater than -7 and less than 6

• The domain of the function is all real numbers greater than -4 and less than 5

• The range of the function is all real numbers greater than or equal to -7 and less than or equal to 6

• The range of the function is all real numbers greater than or equal to -4 and less than or equal to 5

What is the domain of the function?

• -7≤x≤6

• -7<x<6

• -8<y<2

• -8≤y≤2

Which of the following best represents a graph with a domain that is less than or equal to 6?

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The total cost in dollars to buy uniforms for the players on a volleyball team can be found using the function y=34.95x + 6.25, where x is the number of uniforms bought. If there are at least 8 players but not more than 12 players on the volleyball team, what is the domain of the function for this situation?

• 0 < x < 12

• $0<x\ \le425.65$

• {8, 9, 10, 11, 12}

• (285.85, 320.80, 355.75, 390.70, 425.65}

What is the domain of the graph?

• -7 ≤ x < 5
• -3 ≤ x < 1
• -3 ≤ y < 1
• -7 ≤ y < 5