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1. |
Use the distributive property to rewrite  without parentheses. |
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A. |
24x - 3 |
B. |
24x - 24 |
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C. |
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D. |
24x - 4 |
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Hint |
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2. |
Use the scatter plot to predict the mileage of an engine with 250 horsepower. |
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A. |
12 |
B. |
25 |
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C. |
10 |
D. |
20 |
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Hint |
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3. |
What is the solution of the system of equations shown below? |
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A. |
(0, -3) |
B. |
(3, 0) |
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C. |
(1, -2) |
D. |
(0, 0) |
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Hint |
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4. |
Which ordered pair is a solution of y < -4x - 5? |
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A. |
(-7, 0) |
B. |
(0, 6) |
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C. |
(2, 3) |
D. |
(1, -3) |
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Hint |
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5. |
Find  |
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A. |
 |
B. |
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C. |
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D. |
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Hint |
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6. |
Determine whether the number  is rational or irrational. |
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A. |
irrational |
B. |
rational |
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C. |
neither |
D. |
both |
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Hint |
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7. |
A rotation of 180° counterclockwise or 180° clockwise would be ______. |
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A. |
None of these is correct. |
B. |
different |
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C. |
the same |
D. |
impossible |
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Hint |
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8. |
Solve 5x2 – 10x = 0. |
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A. |
x = 0 or x = 2 |
B. |
x = 0 or x = -2 |
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C. |
x = 0 |
D. |
x = 2 |
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Hint |
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9. |
Solve x2 – x – 72 = 0. |
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A. |
x = -8 or x = 9 |
B. |
x = -8 |
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C. |
x = 8 or x = -9 |
D. |
x = 9 |
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Hint |
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10. |
Solve a2 - a - 20 = 0 by completing the square. |
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A. |
-5, 4 |
B. |
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C. |
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D. |
-4, 5 |
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Hint |
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11. |
Which characteristic describes a graph that is linear and has direct variation. |
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A. |
The equation has the form y = mx. |
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B. |
Variables x and y are not proportional. |
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C. |
The graph does not pass through (0, 0). |
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D. |
The equation has the form y = mx + b. |
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Hint |
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12. |
Which characteristic describes a graph that is linear and has direct variation. |
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A. |
Variables x and y are not proportional. |
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B. |
The graph does not pass through (0, 0). |
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C. |
The equation has the form y = mx. |
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D. |
The equation has the form y = mx + b. |
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Hint |
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13. |
Find the graph that does not have direct variation. |
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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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14. |
Which way does the graph of y = –2x2 open? |
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A. |
right |
B. |
up |
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C. |
down |
D. |
left |
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Hint |
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15. |
Solve for y in terms of x.xy = 100 |
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A. |
y =  |
B. |
x =  |
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C. |
y = 100x |
D. |
y =  |
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Hint |
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16. |
What is true of the second differences for the equation x2 – 6x + 12? |
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A. |
they increase by 1 |
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B. |
they are constant |
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C. |
they increase by 12 |
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D. |
they decrease by 1 |
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Hint |
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17. |
Use you calculator's Table feature to approximate the solutions to the nearest hundredth.
4x(x + 2) = 12 |
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A. |
x = –1, x = –4 |
B. |
x = 1, x = –3 |
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C. |
x = 2, x = –2 |
D. |
x = 0, x = –4 |
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Hint |
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18. |
Toby needs to create a rectangular pen for his dog. He decides that the area of the pen will be 100 square feet with its length 2 feet longer than its width. As you find the width of the pen, which solution can be thrown away since the width cannot be negative? |
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A. |
–9.05 |
B. |
–11.05 |
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C. |
–8.32 |
D. |
–12.32 |
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Hint |
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19. |
Find the correct representation of a translation. |
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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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20. |
Scale the figure below by 4. |
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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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