Identifying Functions

Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
+4
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a function?
Back
A function is a relation between a set of inputs and a set of possible outputs where each input is related to exactly one output.
Tags
CCSS.8.F.A.1
2.
FLASHCARD QUESTION
Front
How can you determine if a graph represents a function?
Back
A graph represents a function if no vertical line intersects the graph at more than one point.
3.
FLASHCARD QUESTION
Front
What is the vertical line test?
Back
The vertical line test is a method to determine if a curve is a graph of a function. If a vertical line crosses the graph more than once, it is not a function.
4.
FLASHCARD QUESTION
Front
What does it mean for an x-value to repeat in a relation?
Back
If an x-value repeats in a relation, it means that there are multiple outputs (y-values) for that x-value, which indicates that the relation is not a function.
Tags
CCSS.8.F.A.1
5.
FLASHCARD QUESTION
Front
What is an ordered pair?
Back
An ordered pair is a pair of numbers used to represent a point in a coordinate system, typically written as (x, y).
Tags
CCSS.5.G.A.1
6.
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) for which the function is defined.
7.
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.
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