D2 Convert to Vertex Form.notebook
May 23, 2013
D2 Convert to Vertex Form.notebook
Recap.... Use completing the square
x2 ­ 6x + 13 = 0
May 23, 2013
D2 Convert to Vertex Form.notebook
May 23, 2013
Writing a Quadratic in Vertex Form
(Standard Form to Vertex Form)
Ex. 1: Write the following in vertex form a. f(x) = x2 ­ 6x + 13
Factor out leading coefficient. "complete square" b. f(x) = ­x2 + 8x + 1
D2 Convert to Vertex Form.notebook
Your Turn: f(x) = x2 + 4x + 5
May 23, 2013
D2 Convert to Vertex Form.notebook
Ex. 2
May 23, 2013
Factor out leading coefficient. a. f(x) = 3x2 + 12x + 1
"complete square" b. f(x) = ­2x + 12 ­ 15 D2 Convert to Vertex Form.notebook
Your Turn: f(x) = ­4x2 + 8x ­ 3
May 23, 2013
D2 Convert to Vertex Form.notebook
May 23, 2013