Writing Equations Vertex Form Quiz Notebook With Answers - 2010

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writing equations vertex form quiz.notebook
April 06, 2010
Writing Equations in Vertex Form:
2
general equation
y = a(x ­ h)
  + k
where:   (h, k) are the coordinates of the VERTEX
"a"  determines direction of OPENING
whether STRETCHED or COMPRESSED
2
To determine "a" ­­ the coefficient of the x
 term...
1) first step of the Step Pattern from the Vertex
2) if the first step is difficult to determine,substitute a point 
from the graph into the general equation in vertex form, and 
solve for "a"
1

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