L5: Is it a Function?

A table with an X and Y value, where all values are squared or cubed.

There must only be Inputs, where all input values must be greater than 0.

A graph that is a straight line, this line much be a vertical line so all input values are the same.

A rule that defines a dependent relationship, where every output value has a unique input value.

It is a function because no output values repeat.

There is a positive relationship between the input and output values.

It is not a function because the input values do not have a unique output value.

It is not a function because there is no constant rate of change.