Understanding Functions and Their Properties

Flashcard
•
Mathematics
•
8th Grade
•
Hard
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 where every input (x-value) has exactly one output (y-value).
Tags
CCSS.8.F.A.1
2.
FLASHCARD QUESTION
Front
How can you determine if a relation is a function?
Back
You can determine if a relation is a function by using the vertical line test: if a vertical line intersects the graph at more than one point, it is not a function.
3.
FLASHCARD QUESTION
Front
What does the vertical line test indicate?
Back
The vertical line test indicates whether a graph represents a function. If any vertical line crosses the graph more than once, the relation is not a function.
4.
FLASHCARD QUESTION
Front
What is an input in a function?
Back
An input is the value you provide to a function, typically represented as 'x'.
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
5.
FLASHCARD QUESTION
Front
What is an output in a function?
Back
An output is the value that results from applying the function to an input, typically represented as 'y'.
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
6.
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, but each input must have only one output.
Tags
CCSS.8.F.A.1
7.
FLASHCARD QUESTION
Front
What is a relation?
Back
A relation is a set of ordered pairs, where each pair consists of an input and an output.
Tags
CCSS.8.F.A.1
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