I will write a quadratic function in vertex form.

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Presentation transcript:

I will write a quadratic function in vertex form.

Example A. Write y = x 2 – 2x + 4 in vertex form. Write Functions in Vertex Form A. Write y = x 2 – 2x + 4 in vertex form.

Example 1 B. Write y = –3x 2 – 18x + 10 in vertex form.

Example 1 B. Write y = –3x 2 – 18x + 4 in vertex form. A. y = –3(x + 3)2 – 23 B. y = –3(x + 3)2 + 31 C. y = –3(x – 3)2 – 23 D. y = –3(x – 3)2 + 31

Example Write an equation in vertex form for the given parabola.

Example 2 Which is an equation of the function shown in the graph? A. B. C. D.

Assignment Pg. 278 -279 #11-15 #23-27 #36-38 #41-43