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Unit 3 Flashcards

TermDefinition
Constant of proportitonality the constant value of the ratio of two proportional quantities x and y
Slope steepness of a straight line
Direct Variation two variables that can be impressed in an equation which one variable is equal to a constant times an other.
X-intercept when an straight line crosses the X-axis on a graph
y-intercept when a straight line crosses the y-axis on a graph
Linear Equation An equation that makes a straight line when it is graphed.
Point-slope form form of equation of a straight line
Unit rate A rate is a ratio use to compare different kinds of quanitites
Slope-intercept form the equation of a straight line in the form y = mx + b where m is the slope of the line and b is its y-intercept
proportional relationship when two quantities have the same relative sixe
rate of change The ratio of the change in the output value and change in the input value of a function
Intersecting lines lines that cross over have some common point
Created by: 28ken
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