Quadratic Functions In Vertex Form Worksheet - Math 2200 Unit 2 Page 7
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30Unit 2 – Quadratics
Math 2200
7
PART D: Number of x-intercepts
With the aid of the sliders, complete the chart:
Value of a
Value of q
Number of x-intercepts
Positive
Positive
Positive
Negative
Positive
0
Negative
0
Negative
Positive
Negative
Negative
PART E:
Based on the observations above, answer the following questions for the quadratic function:
2
y
( 2
x
) 3
1
a = _____
p = _____
q = ______
The parabola opens _______________ and therefore has a ________________ point.
y
2
x
The parabola is _______________
compared to the graph of
.
(wider/narrower)
The vertex is ___________________ and its axis of symmetry is ________________.
Sketch:
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