What is a set of ordered pairs called?
Domain and Range

Flashcard
•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A relation.
2.
FLASHCARD QUESTION
Front
What is the definition of a function in terms of ordered pairs?
Back
A function is a relation where each x-value is paired with exactly one y-value.
3.
FLASHCARD QUESTION
Front
Does the graph represent a function if a single x-value is paired with multiple y-values?
Back
No, it does not represent a function.
4.
FLASHCARD QUESTION
Front
What is the domain of a relation?
Back
The set of all x-values.
5.
FLASHCARD QUESTION
Front
What is the range of a relation?
Back
The set of all y-values.
6.
FLASHCARD QUESTION
Front
How can you determine if a relation is a function from its graph?
Back
Use the vertical line test; if a vertical line intersects the graph at more than one point, it is not a function.
7.
FLASHCARD QUESTION
Front
What does it mean if a relation is not a function?
Back
It means that at least one x-value is associated with more than one y-value.
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