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The horizontal change between two pints on a line. |
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| The vertical change between two points on a line |
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| The line that lies as clase as possible to the points of a scatter plot |
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| A relation with the property that for each input there is exactly one out put |
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| An ordered pair that produces a true statement when the coordinates of the ordered pair are substituded for the variables in the equation |
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| solution of an equation in 2 variables |
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| A pairing of numbers in one set (the domain) with numbers in another set (the range). Inputs are x coordinates and outputs are y coordinates. |
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| Two lines are________ if they intersect to form a right angle. |
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| Two lines are ________ if they do not lie in the same plane and do not intersect. |
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the form of a linear equation y=mx+b where m is the slope and b is the y intercept |
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| the ____ of a nonvertical line is the ration of the rise (vertical change to the run (nonvertical change) between any two points on the line |
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| two or more linear equations with the same variable; also called a linear system |
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| system of linear equations |
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| The set of all possible inputs |
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| the x coordinate of a point where a graph crosses the x axis |
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| the y coordinate of a point where a graph crosses the y-axis |
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| an equation whose graph is a line |
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| For a relation represented by a graph, if any vertical line passes through mor than one point of the graph, then the relation is not a function. If no vertical line passes through more than one point of the graph, then the relation is a function |
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