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Published byBonnie Preston Modified over 8 years ago
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1.1) RECTANGULAR COORDINATES Pg 9 # 1- Do Now!
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Coordinate Plane Label: x, y-axis, origin, quadrants Plot points
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Distance Formula 1.) (3, 7), (4, -2)2.) (-6, 0), (-3, 4)
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Midpoint Formula 1.) (3, 7), (4, -2)2.) (-6, 0), (-3, 4)
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PG 9 # 3, 7-19 CLASSWORK
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1.2) GRAPHS OF EQUATIONS
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Graphing Equations- Examples 1.) y = 2x - 4
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Graphing Equations 2.) y = -3x +2
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Intercepts The point on the graph where it crosses the x- axis To find the x- intercept, plug in y = 0 and solve for x Show on graph The point on the graph where it crosses the y- axis To find the y- intercept, plug in x = 0 and solve for y Show on graph X- interceptY-intercept
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Examples 1.) 3x + 4y = 102.)
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How many intercepts?
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See board Symmetry Graphs
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Pg 10 # 31-35 odd Pg 22-23 # 5-13 odd, 21-29 Homework
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