Functions and Relations
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
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 that assigns exactly one output for each input. In other words, for every x-value, there is one and only one corresponding y-value.
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 graph represents a function. If any vertical line intersects the graph at more than one point, then the graph is not a function.
3.
FLASHCARD QUESTION
Front
What is a relation?
Back
A relation is a set of ordered pairs, where each pair consists of an input (x) and an output (y). A relation can be a function if it meets the criteria of having only one output for each input.
Tags
CCSS.8.F.A.1
4.
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
5.
FLASHCARD QUESTION
Front
What is an ordered pair?
Back
An ordered pair is a pair of numbers (x, y) that represent a point in a two-dimensional space, where x is the first element (input) and y is the second element (output).
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
6.
FLASHCARD QUESTION
Front
How can you determine if a set of ordered pairs is a function?
Back
To determine if a set of ordered pairs is a function, check if any x-value appears more than once. If it does, the set is not a function.
Tags
CCSS.8.F.A.1
7.
FLASHCARD QUESTION
Front
What is a mapping diagram?
Back
A mapping diagram visually represents a function by showing how each input is paired with its corresponding output.
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
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