What is a function?
functions domain range

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•
Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A function is a relation where each input (x-value) has exactly one output (y-value).
2.
FLASHCARD QUESTION
Front
What is the domain of a function?
Back
The domain of a function is the set of all possible input values (x-values) that the function can accept.
3.
FLASHCARD QUESTION
Front
What is the range of a function?
Back
The range of a function is the set of all possible output values (y-values) that the function can produce.
4.
FLASHCARD QUESTION
Front
How can you determine if a relation is a function using a mapping diagram?
Back
A relation is a function if each input (x-value) is connected to only one output (y-value) in the mapping diagram.
5.
FLASHCARD QUESTION
Front
What does it mean if a relation is not a function?
Back
A relation is not a function if at least one input (x-value) is associated with more than one output (y-value).
6.
FLASHCARD QUESTION
Front
Identify the domain of the relation: {(-6,14), (0,32), (2,38), (4,44)}.
Back
{-6, 0, 2, 4}.
7.
FLASHCARD QUESTION
Front
Identify the range of the relation: {(-6,14), (0,32), (2,38), (4,44)}.
Back
{14, 32, 38, 44}.
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