Domain, Range, and Functions

The input or the set of all x-values is also called the

• Domain

• Range

• Function

• Relation

The ouput or the set of all y-values is also called the

• Domain

• Range

• Function

• Relation

Given the following mapping, tell what the ordered pairs are that the mapping represents.

• (-1,3), (1,5), (2,11), (3,21)

• (-1,5), (0,3), (1,5), (2,11), (3,21)

• (0,3), (1,5), (2,11), (3,21)

• (-1,5), (0,3), (2,11), (3,21)

Is the following mapping a function?

• Yes

• No

• Can not be determined.

Given the following mapping, tell what the domain is.

• -1, 0, 1, 2, 3

• 3,5,11,21

• (0,3), (1,5), (2,11), (3,21)

• 0, 1, 2, 3

Given the graph, tell what the range is.

• -1, 0, 1, 3

• -1, 0, 1, 2, 3

• -1, 1, 2, 3

• -1, 0, 1, 2, 3

Is the following graph a function? Explain why or why not.

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Which of the following graphs is an example of a discrete graph?

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• 
• 
• 

Which one of these examples is a one-to-one relationship?

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• 
• 
• (3,2), (3,2), (4,2)

Which one of these examples is a function?

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• 
• 
• (3,2), (3,2), (4,2)