Determining Functions

Flashcard
•
Mathematics
•
8th Grade
•
Hard
+4
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 is a linear function?
Back
A linear function is a function that graphs to a straight line and can be expressed in the form y = mx + b, where m is the slope and b is the y-intercept.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
3.
FLASHCARD QUESTION
Front
What is a nonlinear function?
Back
A nonlinear function is a function that does not graph to a straight line. Its rate of change is not constant.
Tags
CCSS.8.F.A.3
4.
FLASHCARD QUESTION
Front
How can you determine if a relation is a function?
Back
A relation is a function if every input (x-value) has exactly one output (y-value). This can be checked using the vertical line test.
5.
FLASHCARD QUESTION
Front
What is the vertical line test?
Back
The vertical line test is a method to determine if a curve is a function. If a vertical line intersects the curve at more than one point, it is not a function.
6.
FLASHCARD QUESTION
Front
What does it mean for a function to be linear?
Back
A function is linear if it can be represented by a linear equation and its graph is a straight line.
Tags
CCSS.8.F.A.3
7.
FLASHCARD QUESTION
Front
What does it mean for a function to be nonlinear?
Back
A function is nonlinear if it cannot be represented by a linear equation and its graph is not a straight line.
Tags
CCSS.8.F.A.3
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