Relations Quiz

A function is a special type of ___________ where each input has only _____ output.

• Function, one

• Graph, two

• Relation, one

• Function, two

The relationship that BEST describes the mapping shown in the diagram is

• one-to-one

• one-to-many

• many-to-one

• many-to-many

Which of the following BEST describes the function?

• f (x) = x +3

• f (x) = y + 3

• x = y + 3

• y = x

Using the image below, what is the range?

• { 32, 1, 0, 1, 32 }

• { 10, 5, 0, 5, 10 }

• { -10, -3, 0, 3, 10 }

• { -32, -1, 0, 1, 32 }

Which of the following diagrams BEST illustrates a function?

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Which of the following does NOT represent the graph of a function

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Which of the following sets of ordered pairs describes a function?

• { (2, 3), (2, 5), (4, 7) }

• { (2, 1), (4, 3), (5, 7) }

• { (3, -2), (2, 4), (3, 6) }

• { (-1, 4), (-1, 5), (2,5) }

Which of the following diagrams illustrates a function?

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Which of the following mappings from set A to set B is a function?

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Which TWO graphs below represent functions?

• I and II

• I and III

• II and IV

• III and IV