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Unit 3 Linear Equations and Functions Vocabulary

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Term
Definition
Constant of Proportionality   is the value that relates the two amounts  
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Slope   A rate of change/measure of the steepness of a line  
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Direct Variation   A relationship between two variables in which one is a constant multiple of the other  
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X- intercept   a zero, also sometimes called a root, of a real-, complex- or generally vector-valued function  
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linear equation   an equation between two variables that gives a straight line when plotted on a graph.  
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Y- Intercept   In coordinate geometry, using the common convention that the horizontal axis represents a variable x and the vertical axis represents a variable y, a y-intercept is a point where the graph o  
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Point-Slope Form   the equation of a straight line  
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Unit Rate   A rate whose denomater equals one  
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Slope- intercept form   A linear equation is an algebraic equation in which each term is either a constant or the product of a constant and a single variable.  
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Proportional Relationship   Two quantities are proportional if they vary in such a way that one of them is a constant multiple of the other.  
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Rate of Change   Momentum and rate of change are simple technical analysis indicators  
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Intersecting lines   The notion of line or straight line was introduced by ancient mathematicians to represent straight objects with negligible width and depth  
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