Functions Review
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
+1
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
How do you evaluate a function at a specific point?
Back
To evaluate a function at a specific point, substitute the value of the variable into the function's expression and simplify.
Tags
CCSS.HSF.IF.A.2
3.
FLASHCARD QUESTION
Front
What is the domain of a function?
Back
The domain of a function is the set of all possible input values (x-values) for which the function is defined.
4.
FLASHCARD QUESTION
Front
What is the range of a function?
Back
The range of a function is the set of all possible output values (y-values) that the function can produce.
5.
FLASHCARD QUESTION
Front
What does it mean for a set of values to be a function?
Back
A set of values is a function if each input value corresponds to exactly one output value.
Tags
CCSS.8.F.A.1
6.
FLASHCARD QUESTION
Front
How do you determine if a relation is a function using the vertical line test?
Back
A relation is a function if no vertical line intersects the graph of the relation at more than one point.
7.
FLASHCARD QUESTION
Front
What is the significance of the inequality -5 ≤ x ≤ 3 in relation to a function's domain?
Back
The inequality -5 ≤ x ≤ 3 indicates that the function is defined for all x-values between -5 and 3, inclusive.
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