Functions, Domain and Range

Front

Is this graph a function or not a function?

Back

Function

Front

Is this graph a function or not a function?

Back

Not a Function

Front

Is this graph a function or not a function?

Back

Not a Function

Front

What is the definition of function?

Back

Every input has only ONE output.

Front

Is this graph a function or not a function?

Back

Function

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 function to be one-to-one?

Back

Each output is paired with exactly one 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.

Front

What is a linear function?

Back

A function that graphs to a straight line, typically in the form y = mx + b.