Functions

Front

Is this graph a function or not a function?

Back

Not a Function

Front

All of the x values or inputs are called what?

Back

Domain

Front

All of the y values or outputs are called what?

Back

Range

Front

What is the range of the following relation: (9, -2) (4, 3) (8, 10) (-4, 8)?

Back

-2, 3, 8, 10

Front

Is this graph a function or not a function?

Back

Function

Front

What is a function?

Back

A relation where each input has exactly one output.

Front

What is the domain of a function?

Back

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

Front

What is the range of a function?

Back

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

Front

What does it mean for a relation to be a function?

Back

Each input is paired with one and only one output.

Front

How can you determine if a graph represents a function?

Back

Use the vertical line test: if a vertical line intersects the graph more than once, it is not a function.