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Algebra 1-Chapter 4
Algebra 1-Chapter 4 Vocabulary
Question | Answer |
---|---|
One of four parts into which the axes divide a coordinate plane: labeled I, II, III and IV. | quadrant |
An equation whose graph is a line. | linear equation |
Ax + By = C | standard form of a linear equation |
y = mx + b | slope-intercept form of a linear equation |
The ratio of the vertical change (the rise) to the horizontal change (the run) between any two points on a nonvertical line. | slope |
Two lines in the same plane that do not intersect. | parallel |
A relationship between two variables, x and y, provided y = ax and "a" does not equal 0. | direct variation |
In y = ax, the "a" value. | constant of variation |
The most basic linear funtion in a family of linear equations. | parent linear function |
A group of functions with similar characteristics. | family of functions |