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1. |
Find the equation of the axis of symmetry of the graph of
y = 2x2 - 8x + 5. |
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A. |
x = 2 |
B. |
x = -2 |
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C. |
x = 4 |
D. |
x = -4 |
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Hint |
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2. |
Find the coordinates of the vertex of the graph of the equation
y = -3x2 - 12x - 5. |
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A. |
(1, -20) |
B. |
(-2, 7) |
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C. |
(2, -41) |
D. |
(-4, -5) |
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Hint |
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3. |
Suppose the equation of the axis of symmetry is x = 2. What is the y-coordinate of the vertex? |
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A. |
-2 |
B. |
2 |
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C. |
cannot be determined from given information |
D. |
4 |
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Hint |
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4. |
Find the vertex of y = -2x2 + 4x - 3. |
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A. |
(1, -1) |
B. |
(1, -2) |
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C. |
(-2, -1) |
D. |
(-1, -1) |
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Hint |
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5. |
Find the coordinates of the vertex for the equation y = -x2 + 4x - 1. |
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A. |
(2, -3) |
B. |
(-2, 3) |
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C. |
(-2, -3) |
D. |
(2, 3) |
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Hint |
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