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Alg I LAP 8
Math
| Question | Answer |
|---|---|
| By = C | standard equation of a horizontal line |
| Ax = C | standard equation of a vertical line |
| Ax + By = C | standard form of a linear equation |
| y = mx + b | slope-intercept form of a linear equation |
| methods to graph lines | t-chart, intercepts, slope-intercept |
| abscissa | x coordinate of an ordered pair |
| ordinate | y coordinate of an ordered pair |
| ordered pairs | (x,y), (2,3) |
| quadrants | four regions into which the coordinate axes separate the plane |
| domain | x values of a relation |
| range | y values of a relation |
| horizontal axis | x axis |
| vertical axis | y axis |
| relation | any set of ordered pairs |
| function | a relation in which every x value is paired with one and only one y value |
| x intercept | point at which the line crosses the x axis |
| y intercepts | point at which the line crosses the y axis |
| (0,0) | origin |
| positive slope | moves up from left to right |
| negative slope | moves down from left to right |