Algebra - Intro to Functions Graphing Stories
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
+4
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a function in algebra?
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 the graph of a function represent?
Back
The graph of a function represents the relationship between the input values (x-axis) and the output values (y-axis) visually.
Tags
CCSS.HSF.IF.A.1
3.
FLASHCARD QUESTION
Front
What is the significance of the slope in a linear function?
Back
The slope indicates the rate of change of the function; it shows how much the output value changes for a unit change in the input value.
Tags
CCSS.8.EE.B.5
4.
FLASHCARD QUESTION
Front
What does it mean for a function to be increasing?
Back
A function is increasing if, as the input values increase, the output values also increase.
5.
FLASHCARD QUESTION
Front
What does it mean for a function to be decreasing?
Back
A function is decreasing if, as the input values increase, the output values decrease.
6.
FLASHCARD QUESTION
Front
What is a constant function?
Back
A constant function is a function that does not change its value; it has a slope of zero and is represented by a horizontal line.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
7.
FLASHCARD QUESTION
Front
How can you determine if a graph represents a function?
Back
You can use the vertical line test: if a vertical line intersects the graph at more than one point, it is not a function.
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