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ROLAND 2
Term | Definition |
---|---|
Constant of Porportionality | Constant ratio of 2 variables related proportionally. |
Direct Variation | relationship between 2 variables in which data increase or decrease together at a constant rate. |
linear equation | equation whose solutions form a straight line on a coordinate plane |
intersecting lines | lines that cross at exactly 1 point |
POINT SLOPE FORM | equation of a line in the form of -y, = m(x-x) when m is The slope and x1,y1 IS a specific point on the line. |
slope intercept form | linear equation written in the form y= mx+b when m represents slope and b represents the y-intercept. |
slope | measure of the steepness of a line on a graph the rise divided by the run |
x-intercept | the x coordinate of the point where the graph of a line crosses the x axis. |
y-intercept | the y coordinate of point where the graph of a line crosses the y axis |
unit rate | rate in which second quantity in the comparison is 1 unit!! |
proportional relationships | A proportional relationship is a relationship between inputs to outputs in which the ratio of inputs and outputs is always the same. -found online- |
rate of change | The average rate of change function calculates the amount of change in one item divided by the corresponding amount of change in another. -found online- |