| A | B |
| function | A relationship that pairs each input with exactly one output. |
| domain | The set of all input values of a function. |
| range | The set of all output values of a function. |
| nonlinear function | A function that does not have a constant rate of change. The graph is not a line. |
| discrete domain | A set of input values that consists of only certain numbers in an interval. |
| continuous domain | A set of imput values that consists of all numbers in an interval. |
| linear function | An function that has a constant rate of change. The graph is a line. |
| function form | An equation that is solved for y. |