10.1 - vertex and if its a max/min 2 2 + = x y Graph and...

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10.1 Quadratic Graphs
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Objectives 1) To graph quadratic functions of the form 2) To graph quadratic functions of the form 2 ax y = c ax y + = 2
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Standard Form of a Quadratic Function , where Examples) 1) 2) c bx ax y + + = 2 0 a 2 2 + = x y 9 2 3 2 - - = x x y
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Parabolas The graphs of quadratics are called parabolas ---they look like U’s
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More on Parabolas All parabolas have an axis of symmetry and vertex . The vertex could be a maximum point or a minimum point depending on the graph.
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Graph each function below. Label the axis of symmetry , vertex , and decide if the parabola has a maximum or a minimum . 2 x y =
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Graph and label axis of symmetry,
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Unformatted text preview: vertex and if its a max/min 2 2 + = x y Graph and label axis of symmetry, vertex and if its a max/min 5 ) ( 2-= x x f Look back at 1, 2 and 3. What did the numbers at the end do to the graph? I wonder what these constants will do to the graph 2 4 x y = 2 2 1 x y = Graph both of them to see 2 4 x y = 2 2 1 x y = What will the graph of look like? 7 2 ) ( 2 + = x x f Graph 2 3 2 +-= x y Homework p. 513 # 1, 2, 4, 9, 10, 12, 14, 18, 38 Red = You need to draw a graph...
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10.1 - vertex and if its a max/min 2 2 + = x y Graph and...

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