Function or not
Flashcard
•
Mathematics
•
7th - 10th Grade
•
Hard
Wayground Content
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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 each input (x-value) has exactly one output (y-value).
2.
FLASHCARD QUESTION
Front
What is a relation?
Back
A relation is a set of ordered pairs, which can include multiple outputs for a single input.
3.
FLASHCARD QUESTION
Front
How can you determine if a relation is a function?
Back
Use the vertical line test: if a vertical line intersects the graph at more than one point, it is not a function.
4.
FLASHCARD QUESTION
Front
What is an ordered pair?
Back
An ordered pair is a pair of numbers (x, y) that represent a point on a graph.
5.
FLASHCARD QUESTION
Front
What does it mean for y to be a function of x?
Back
It means that for every value of x, there is exactly one corresponding value of y.
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.
7.
FLASHCARD QUESTION
Front
What is the difference between a function and a non-function?
Back
A function has one output for each input, while a non-function can have multiple outputs for a single input.
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