| A | B |
| nonlinear function | a function whose graph is not a straight line |
| linear equation | an equation whose graph is a line |
| linear function | a function whose graph is a nonvertical line |
| sequence | an ordered list of numbers |
| term | each number in a sequence |
| arithmetic sequence | the same amount is added each time to get the next term |
| geometric sequence | each term is multiplied by the same amount to get the next term |
| function | operates according to a rule to produce exactly one output for each input value |
| input | the value substituted into the functio |
| output | the value that results from the given input into the function |
| coordinate plane | a plane containing a horizontal number line and a vertical number line |
| x-axis | horizontal number line |
| y-axis | vertical umber line |
| origin | the intersection of the horizontal and vertical axes |
| quadrant | one of the 4 regions of the coordinate plane |
| ordered pair | pair of numbers that can be used to locate a point on a coordinate plane |