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1. |
Determine the distance between points at
and  |
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A. |
units |
B. |
units |
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C. |
units |
D. |
9 units |
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Hint |
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2. |
What is the distance between points with coordinates (1.32, 0.27) and (1.07, -0.33). |
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A. |
0.65 unit |
B. |
0.81 unit |
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C. |
0.39 unit |
D. |
1.02 units |
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Hint |
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3. |
Use the graph to determine the solution(s) of x2 - x - 6 = 0. |
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 |
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A. |
-6 |
B. |
-2 |
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C. |
-2, 3 |
D. |
-3, 2 |
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Hint |
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4. |
Find the vertex of the graph of f(x) = x2 + 4x - 5. |
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A. |
(-2, -9) |
B. |
(2, 7) |
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C. |
(-2, 9) |
D. |
(0, -5) |
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Hint |
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5. |
Solve the equation w2 - 4w = 12 by graphing. |
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A. |
0, -3 |
B. |
-2, 6 |
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C. |
6 |
D. |
1, 4 |
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Hint |
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6. |
What is the equation of the graph shown? |
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A. |
f(x) = -2x2 + 2x + 1 |
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B. |
f(x) = 2x2 + 2x + 1 |
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C. |
f(x) = -2x2 + 2x - 1 |
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D. |
f(x) = 2x2 - 2x + 1 |
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Hint |
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7. |
Use the quadratic formula to solve 2x2 + 7x + 4 = 0. Approximate the solutions to the nearest hundredth. |
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A. |
1.28, 3.66 |
B. |
-5.56, -1.44 |
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C. |
-2.78, -0.72 |
D. |
-3.35, -0.15 |
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Hint |
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8. |
Suppose the equation of the axis of symmetry is x = 2. What is the y-coordinate of the vertex? |
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A. |
4 |
B. |
-2 |
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C. |
cannot be determined from given information |
D. |
2 |
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Hint |
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9. |
A quadratic function has two real roots. How many times does the graph cross the x-axis? |
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A. |
cannot be determined from given information. |
B. |
0 |
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C. |
2 |
D. |
1 |
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Hint |
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10. |
Solve x2 + 8x + 16 = 36 by using the Square Root Property. |
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A. |
-2 and 14 |
B. |
-4 |
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C. |
2 |
D. |
2 and 10 |
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Hint |
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11. |
What must be done to the quadratic expression ax2 + bx in order to complete the square? |
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A. |
find one half of b, square this result, and add to original |
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B. |
square b, then find one half of the result, and add to original. |
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C. |
find one fourth of b and add to original |
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D. |
square b and add to original |
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Hint |
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12. |
Solve x2 + 14x + 49 = 0 by using the quadratic formula. |
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A. |
6, 8 |
B. |
7 |
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C. |
6, 8 |
D. |
7 |
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Hint |
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13. |
Find the axis of symmetry of the following function:  |
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A. |
x = 7 |
B. |
x =  |
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C. |
x =  |
D. |
x = 7 |
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Hint |
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14. |
Find the coordinates of the vertex for the equation y = -3x2 - 6x + 4. |
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A. |
(-1, 7) |
B. |
(-1, -7) |
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C. |
(1, -5) |
D. |
(0, 4) |
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Hint |
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