Function or Not

Flashcard
•
Mathematics
•
8th Grade
•
Hard
+1
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
What is the definition of input in a function?
Back
An input is a value that is fed into a function, typically represented as 'x'.
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
3.
FLASHCARD QUESTION
Front
What is the definition of output in a function?
Back
An output is the result produced by a function for a given input, typically represented as 'y'.
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
4.
FLASHCARD QUESTION
Front
What does it mean for a relation to be a function?
Back
A relation is a function if each input is associated with exactly one output.
Tags
CCSS.8.F.A.1
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, but each input must have only one output.
Tags
CCSS.8.F.A.1
6.
FLASHCARD QUESTION
Front
What is the vertical line test?
Back
The vertical line test is a method to determine if a graph represents a function; if a vertical line intersects the graph at more than one point, it is not a function.
7.
FLASHCARD QUESTION
Front
Is the mapping {(1,2), (2,3), (3,4)} a function?
Back
Yes, this mapping is a function because each input has exactly one output.
Tags
CCSS.8.F.A.1
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