Evaluating Functions

Flashcard
•
Mathematics
•
9th Grade
•
Hard
+4
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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 calculate the output of the function for a given input value.
Tags
CCSS.HSF.IF.A.2
3.
FLASHCARD QUESTION
Front
If f(x) = 4x + 5, what is f(4)?
Back
21
Tags
CCSS.HSF.IF.A.2
4.
FLASHCARD QUESTION
Front
What is the vertical line test?
Back
The vertical line test is a method to determine if a curve is a graph of a function. If a vertical line intersects the curve at more than one point, it is not a function.
5.
FLASHCARD QUESTION
Front
Evaluate f(-2) if f(x) = x^2 + 3.
Back
7
Tags
CCSS.HSF.IF.A.2
6.
FLASHCARD QUESTION
Front
What is the value of f(-3) if f(x) = 2x?
Back
-6
Tags
CCSS.HSF.IF.A.2
7.
FLASHCARD QUESTION
Front
If f(x) = x/2, what is f(8)?
Back
4
Tags
CCSS.HSF.IF.A.2
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