Section 2.1 Rectangular Coordinates-Relations

To graph a relation we list all or some of the

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Unformatted text preview: t all or some of the ordered pairs in the relation, then we plot them on a Cartesian coordinate plane. Often we can only take a sample of the points to plot. We may be able to interpolate by connecting our sample of points with a curve. Circles Outline Relations Graphing Relations Examples Example Graph the relations. (2000, 6071 M), (2005, 6454 M), (2010, 6877 M), (2012, 7035 M). Birthdays to month. Month Birthdays y x 1 0 2 4 3 0 4 1 5 4 6 2 y = 3x + 1. Month x 7 8 9 10 11 12 Birthdays y 1 1 3 2 3 2 Circles Outline Relations Graphing Relations Circles The Midpoint Formula Theorem The midpoint of the line segment between the points (x1 , y1 ) and (x2 , y2 ) is: y (x1 , y1 ) x M= x1 + x2 y1 + y2 , 2 2 M (x2 , y2 ) Example 1 2 Find the midpoint of the line segment from (2, −5) and (−4, −8). √ Find √ midpoint of the line segm...
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This note was uploaded on 02/10/2014 for the course MATH 1050 taught by Professor K.jplatt during the Spring '14 term at Snow College.

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