Functions, Functions, Functions

Front

What are all of the x values or inputs in a function called?

Back

Domain

Front

Which of the following is NOT the same as a function?

Back

Input

Front

What is a function?

Back

A relation that assigns exactly one output for each input.

Front

How can a function be represented?

Back

Through equations, graphs, tables, or verbal descriptions.

Front

What does it mean if a function is linear?

Back

It means the function can be represented by a straight line on a graph.

Front

What is the range of a function?

Back

The set of all possible output values (y values) of a function.

Front

What is the difference between a function and a relation?

Back

A function is a specific type of relation where each input has exactly one output.

Front

What is a vertical line test?

Back

A method to determine if a graph represents a function; if a vertical line crosses the graph more than once, it is not a function.

Front

What is the slope of a linear function?

Back

The rate of change of the function, representing how much y changes for a unit change in x.

Front

What is a constant function?

Back

A function that does not change; it has the same output for every input.