Linear Functions

Flashcard
•
Mathematics
•
8th Grade
•
Hard
+4
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a linear function?
Back
A linear function is a function that creates a straight line when graphed. It 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
2.
FLASHCARD QUESTION
Front
What does the slope of a linear function represent?
Back
The slope represents the rate of change of the function, indicating how much the output (y-value) changes for a given change in the input (x-value).
Tags
CCSS.8.EE.B.5
3.
FLASHCARD QUESTION
Front
What is the y-intercept in a linear function?
Back
The y-intercept is the point where the line crosses the y-axis, represented by the value of y when x = 0.
4.
FLASHCARD QUESTION
Front
What is the difference between input and output in a function?
Back
Input refers to the value you provide to the function (x-value), while output is the value the function returns (y-value).
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.A.1
5.
FLASHCARD QUESTION
Front
What is the definition of a function?
Back
A function is a relation where each input has exactly one output.
Tags
CCSS.8.F.A.1
6.
FLASHCARD QUESTION
Front
If the slope of a line is 2, what does this mean?
Back
It means that for every 1 unit increase in x, the value of y increases by 2 units.
Tags
CCSS.8.EE.B.5
7.
FLASHCARD QUESTION
Front
How do you find the output value of a linear function?
Back
To find the output value, substitute the input value into the function's equation and solve for y.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
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