Identifying and Evaluating Functions

Front

Is the function linear or nonlinear?

Back

Nonlinear Function

Front

How do you determine if a relation is a function?

Back

The vertical line test crosses only one point on the graph.

Front

Is this relation a function?

Back

Function

Front

What is the definition of function?

Back

Every input has only ONE output.

Front

Evaluate the function above for x=-2.

Back

-10

Front

What is a linear function?

Back

A function that graphs to a straight line.

Front

What is a nonlinear function?

Back

A function that does not graph to a straight line.

Front

What is the vertical line test?

Back

A method to determine if a relation is a function by checking if a vertical line crosses the graph more than once.

Front

What is the domain of a function?

Back

The set of all possible input values (x-values) for the function.

Front

What is the range of a function?

Back

The set of all possible output values (y-values) for the function.