Identifying Functions
Flashcard
•
Mathematics
•
8th - 9th Grade
•
Hard
+4
Standards-aligned
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1.
FLASHCARD QUESTION
Front
What is a function in mathematics?
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
What is the vertical line test?
Back
The vertical line test is a method used to determine if a curve is a function. If a vertical line intersects the curve at more than one point, then the curve is not a function.
3.
FLASHCARD QUESTION
Front
What does it mean for a function to be one-to-one?
Back
A function is one-to-one if it assigns a unique output for every unique input, meaning no two different inputs produce the same output.
4.
FLASHCARD QUESTION
Front
What is the definition of a domain in a function?
Back
The domain of a function is the complete set of possible values of the independent variable (input) for which the function is defined.
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
5.
FLASHCARD QUESTION
Front
What is the definition of a range in a function?
Back
The range of a function is the complete set of possible values of the dependent variable (output) that result from using the function.
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
6.
FLASHCARD QUESTION
Front
How can you identify a function from a set of ordered pairs?
Back
A set of ordered pairs represents a function if no two pairs have the same first element (input) with different second elements (outputs).
Tags
CCSS.8.F.A.1
7.
FLASHCARD QUESTION
Front
What is a mapping diagram?
Back
A mapping diagram is a visual representation that shows how each element of the domain is paired with an element of the range in a function.
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
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