What is a linear function?
Linear vs Non-linear Functions

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Mathematics
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7th - 8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A linear function is a function that can be graphically represented as a straight line. It has the form f(x) = mx + b, where m is the slope and b is the y-intercept.
2.
FLASHCARD QUESTION
Front
What is a nonlinear function?
Back
A nonlinear function is a function that does not form a straight line when graphed. Its graph can be a curve or any other shape that is not linear.
3.
FLASHCARD QUESTION
Front
How can you identify a linear equation from its graph?
Back
A linear equation can be identified by its graph being a straight line, with a constant slope throughout.
4.
FLASHCARD QUESTION
Front
What is the general form of a linear equation in two variables?
Back
The general form of a linear equation in two variables is Ax + By = C, where A, B, and C are constants.
5.
FLASHCARD QUESTION
Front
What is the slope of a line?
Back
The slope of a line is a measure of its steepness, calculated as the rise over run (change in y over change in x).
6.
FLASHCARD QUESTION
Front
What does the y-intercept represent in a linear function?
Back
The y-intercept is the point where the line crosses the y-axis, representing the value of the function when x = 0.
7.
FLASHCARD QUESTION
Front
Can a linear function have a slope of zero?
Back
Yes, a linear function can have a slope of zero, which means it is a horizontal line.
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