Functions, Functions, Functions!

Front

Is this mapping a function or not a function?

Back

Function

Front

What is the range of the graph?

Back

-2 ≤ x ≤ 10

Front

Is this table a function or not a function?

Back

Not a Function

Front

Is the relation a function? Why?

Back

No, because the x-value 11 has two y-values pair with it.

Front

What is the definition of function?

Back

Every input has only ONE output.

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 is a one-to-one function?

Back

A function where 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.