11.8.24 Functions Review-Math 8

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•
Mathematics
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a function in mathematics?
Back
A function is a relation that assigns exactly one output for each input.
Tags
CCSS.8.F.A.1
2.
FLASHCARD QUESTION
Front
How can you determine if a relation is a function?
Back
A relation is a function if no two ordered pairs have the same first element with different second elements.
Tags
CCSS.8.F.A.1
3.
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.
4.
FLASHCARD QUESTION
Front
What is the difference between linear and nonlinear functions?
Back
Linear functions have a constant rate of change and graph as straight lines, while nonlinear functions do not have a constant rate of change and can graph as curves.
Tags
CCSS.8.F.A.3
5.
FLASHCARD QUESTION
Front
What is a mapping in the context of functions?
Back
A mapping is a way to describe how each element of a set (domain) is paired with an element of another set (range).
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, as long as each input has only one output.
Tags
CCSS.8.F.A.1
7.
FLASHCARD QUESTION
Front
What is a domain in 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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