Linear, Nonlinear, Function, Not a Function

Front

What is a linear function?

Back

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 shape that is not a straight line.

Front

How can you identify a linear function from its equation?

Back

Front

What is the slope of a line?

Back

Front

What does the y-intercept represent in a linear function?

Back

Front

What is the difference between a function and a non-function?

Back

A function is a relation where each input has exactly one output. A non-function may have an input that corresponds to multiple outputs.

Front

What is the vertical line test?

Back

The vertical line test is a method to determine if a graph represents a function. If a vertical line intersects the graph at more than one point, it is not a function.

Front

What is an example of a linear equation?

Back

Front

What is an example of a nonlinear equation?

Back

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.