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1. |
A parabola describes the shape of the graph of a(n) ___________. |
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A. |
quadratic function |
B. |
linear function |
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C. |
axis of symmetry |
D. |
relation |
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Hint |
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2. |
The maximum or minimum point of a parabola is called the ___________. |
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A. |
axis of symmetry |
B. |
point of symmetry |
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C. |
vertex |
D. |
quadratic point |
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Hint |
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3. |
For the equation y = –x2 + 3x – 8, what are the values of a, b, and c? |
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A. |
a = 1, b = –3, c = 8 |
B. |
a = 2, b = 1, c = 0 |
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C. |
a = 1, b = 3, c = –8 |
D. |
a = –1, b = 3, c = –8 |
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Hint |
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4. |
What is the equation of the axis of symmetry for the graph of
y = x2 + 2x + 1? |
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A. |
y = –2 |
B. |
x = –2 |
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C. |
y = –1 |
D. |
x = –1 |
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Hint |
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5. |
Which diagram shows the graph of y = –x2 + 2? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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