Function or Relation

Flashcard
•
Mathematics, Other
•
9th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a function?
Back
A function is a relation where every input has only ONE output.
2.
FLASHCARD QUESTION
Front
What is a relation?
Back
A relation is a set of ordered pairs, which may or may not be a function.
3.
FLASHCARD QUESTION
Front
Is the graph of a vertical line a function?
Back
No, because it fails the vertical line test.
4.
FLASHCARD QUESTION
Front
What does the vertical line test determine?
Back
It determines if a graph represents a function; if a vertical line intersects the graph at more than one point, it is not a function.
5.
FLASHCARD QUESTION
Front
Can a function have the same output for different inputs?
Back
Yes, a function can have the same output for different inputs, as long as each input has only one output.
6.
FLASHCARD QUESTION
Front
What is the domain of a function?
Back
The domain is the set of all possible input values (x-values) for the function.
7.
FLASHCARD QUESTION
Front
What is the range of a function?
Back
The range is the set of all possible output values (y-values) for the function.
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