Write A Quadratic Function In Vertex Form Worksheet With Answers - James Madison High School Page 10
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12Graph a quadratic function in vertex form
STEP 3
Evaluate the function for two values of x.
1
–
2
x = 0: y =
(0
+ 2)
+ 5 = 4
4
1
–
2
x = 2: y =
(2
+ 2)
+ 5 = 1
4
Plot the points (0, 4) and
(2, 1) and their reflections in the
axis of symmetry.
Draw a parabola through the
STEP 4
plotted points.
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