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Ch 8 Math Vocab
Linear Functions
| Question | Answer |
|---|---|
| A pairing of numbers. | relation |
| Another name for 'x' in a relation or the input | domain |
| Another name for 'y' in a relation or the output | range |
| For each input there is exactly on ouput. | function |
| A test to tell if a linear equation is a function or not. | vertical line test |
| An equation whose graph is a line | linear equation |
| An equation that is solved for y. | function form |
| The set of points in a coordinate plane that represent all the solutions of the equation. | coordinate points |
| A point where a graph crosses the x-axis. | x-intercept |
| A point where a graph crosses the y-axis. | y-intercept |
| The ratio of the line's vertical change to its horizontal change. | slope |
| rise over run | slope |
| y=mx+b | slope-intercept form |
| m | slope |
| b | y-intercept |
| A line that lies as close as possible to the data points | best-fitting line |
| f(x)= | function notation |
| Consists of two or more linear equations with the same variables. | system of linear equations |
| An ordered pair that is a solution of each question in the system. | solution of a linear system |
Created by:
stollerp
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