Evaluating Functions from Graphs

Flashcard
•
Mathematics
•
9th Grade
•
Hard
+3
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 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 does it mean to evaluate a function?
Back
To evaluate a function means to find the output value for a given input by substituting the input into the function's equation.
Tags
CCSS.HSF.IF.A.2
3.
FLASHCARD QUESTION
Front
How do you read a graph to find the value of a function?
Back
To find the value of a function from a graph, locate the input on the x-axis, then find the corresponding output on the y-axis.
Tags
CCSS.HSF.IF.A.2
4.
FLASHCARD QUESTION
Front
What is the notation for a function?
Back
The notation for a function is typically written as f(x), where 'f' is the function name and 'x' is the input variable.
Tags
CCSS.HSF.IF.A.2
5.
FLASHCARD QUESTION
Front
If f(x) = 2x + 3, what is f(2)?
Back
f(2) = 2(2) + 3 = 7.
Tags
CCSS.HSF.IF.A.2
6.
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.
7.
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.
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