|
 term | An item or number in a sequence |
| x coordinate | the first number in an ordered pair |
| y coordinate | the second number in an ordered pair |
| x axis | the horizontal axis on a coordinate plane |
| y axis | the vertical axis on a coordinate plane |
| vertical line test | a method for seeing if a graph represents a function; if the graph is ever intersected by the line more than once, it is not a function |
| output | the value that results when a plugged into an expression |
| input | the value substituted into an expression |
| common difference | the difference between any two terms in an arithmetic sequence |
| arithmetic sequence | an ordered list of numbers in which the common difference between consecutive terms is always the same |
| range | the set of all possible output values for a function |
| domain | the set of all possible input values for a function |
| ordered pair | a pair of numbers that can be used to locate a point on the coordinate plane |
| origin | the point where the x-axis and y-axis intersect on the coordinate plane |
| quadrant | one of the four regions that the coordinate plane into by the x-and y-axes |