Functions, Functions, Functions

Front

What are all of the x values or inputs called?

Back

Domain

Front

Does the table represent a function if there is a repeated x-value?

Back

No, there is a repeated x-value.

Front

What are all of the y values or outputs called?

Back

Range

Front

What is the definition of a function?

Back

Every input has only ONE output.

Front

Is this graph a function if it has a repeated x-value?

Back

Not a Function.

Front

What is a relation in mathematics?

Back

A set of ordered pairs.

Front

What is the range of a function?

Back

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

Front

What is the domain of a function?

Back

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

Front

Can a function have two outputs for the same input?

Back

No, a function can only have one output for each input.

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.