What is the rate of change in a linear function?
Comparing Functions Review

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Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The rate of change in a linear function is the slope, which indicates how much the dependent variable (y) changes for a unit change in the independent variable (x).
2.
FLASHCARD QUESTION
Front
How do you find the slope of a line given two points (x1, y1) and (x2, y2)?
Back
The slope (m) is calculated using the formula: m = (y2 - y1) / (x2 - x1).
3.
FLASHCARD QUESTION
Front
What does a positive slope indicate about a function?
Back
A positive slope indicates that as the independent variable increases, the dependent variable also increases.
4.
FLASHCARD QUESTION
Front
What does a negative slope indicate about a function?
Back
A negative slope indicates that as the independent variable increases, the dependent variable decreases.
5.
FLASHCARD QUESTION
Front
What is the y-intercept of a linear function?
Back
The y-intercept is the point where the line crosses the y-axis, represented as (0, b) in the equation y = mx + b.
6.
FLASHCARD QUESTION
Front
In the equation y = 3x + 5, what is the slope?
Back
The slope is 3.
7.
FLASHCARD QUESTION
Front
In the equation y = -2x + 4, what is the y-intercept?
Back
The y-intercept is 4.
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