Functions, Functions, Functions

Front

What is the definition of a function?

Back

A function is a relation where every input has only ONE output.

Front

What are all of the y values or outputs in a function called?

Back

Range

Front

Is the graph of a function represented by the points (1, 2), (2, 3), (3, 4)?

Back

Function

Front

Is the graph of a function represented by the points (1, 2), (1, 3), (2, 4)?

Back

Not a Function

Front

Which ordered pair could you add to the following list of points to create a function? (3, 5), (4, 9), (2, 5)

Back

(1, 9)

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.

Front

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

Back

Each input must correspond to exactly one output.

Front

Can a function have the same output for different inputs?

Back

Yes, a function can have the same output for different inputs.

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.