Domain and Range and Functions

Flashcard
•
Mathematics
•
8th - 9th Grade
•
Hard
+1
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of a function?
Back
A function is a relation that assigns exactly one output value for each input value.
Tags
CCSS.8.F.A.1
2.
FLASHCARD QUESTION
Front
What is the domain of a function?
Back
The domain is the set of all possible input values (x-values) for a function.
3.
FLASHCARD QUESTION
Front
What is the range of a function?
Back
The range is the set of all possible output values (y-values) for a function.
4.
FLASHCARD QUESTION
Front
Is the set of all integers a discrete or continuous set?
Back
Discrete.
Tags
CCSS.8.F.A.3
5.
FLASHCARD QUESTION
Front
Is the set of all real numbers a discrete or continuous set?
Back
Continuous.
6.
FLASHCARD QUESTION
Front
What does it mean for a function to be one-to-one?
Back
A function is one-to-one if no two different input values produce the same output value.
7.
FLASHCARD QUESTION
Front
What is a mapping diagram?
Back
A mapping diagram visually represents the relationship between input values and output values of a function.
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