Equations as Functions

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•
Mathematics
•
7th - 10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What is a function?
Back
A function is a relation where every input has exactly one output.
Tags
CCSS.8.F.A.1
2.
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 any vertical line intersects the graph more than once, it is not a function.
3.
FLASHCARD QUESTION
Front
What does it mean for a relation to be not a function?
Back
A relation is not a function if at least one input is associated with more than one output.
Tags
CCSS.8.F.A.1
4.
FLASHCARD QUESTION
Front
How can you determine if a table represents a function?
Back
A table represents a function if each input value corresponds to exactly one output value.
Tags
CCSS.8.F.A.1
5.
FLASHCARD QUESTION
Front
What is the output of the function y=4x+5 when x=4?
Back
The output is 21.
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
6.
FLASHCARD QUESTION
Front
What is a mapping in the context of functions?
Back
A mapping is a representation of how each element in one set (domain) is paired with an element in another set (range).
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
7.
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.
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