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1. |
Write an inequality for the sentence three times a number is less than 45. |
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A. |
3 + x < 45 |
B. |
3x < 45 |
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C. |
3x  45 |
D. |
3x > 45 |
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Hint |
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2. |
Solve the system of equations y = 3x + 4 and  by graphing. |
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A. |
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B. |
(-3, -5) |
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C. |
(3, 5) |
D. |
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Hint |
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3. |
Find (5t2 - 2w)2 |
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A. |
25t4 + 4w2 |
B. |
25t4 – 20t2w + 4w2 |
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C. |
25t4 – 10t2w + 4w2 |
D. |
25t4 – 4w2 |
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Hint |
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4. |
Graph  with vertices A(1, 2), B(4, 1), C(5, 3). Graph the image of with a scale factor of 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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5. |
Use the quadratic formula to solve x2 + 2x - 8 = 0. |
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A. |
-4, 2 |
B. |
-4, -2 |
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C. |
-2 |
D. |
-4 |
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Hint |
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6. |
Find  . |
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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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7. |
Find  . |
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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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8. |
Solve a2 - a - 20 = 0 by completing the square. |
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A. |
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B. |
-5, 4 |
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C. |
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D. |
-4, 5 |
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Hint |
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9. |
Solve 2z2 + z - 4 = 0 by completing the square. |
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A. |
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B. |
-2, 1 |
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C. |
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D. |
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Hint |
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10. |
What is the reciprocal of –20? Evaluate it in decimal form. |
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A. |
–0.05 |
B. |
–0.02 |
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C. |
–0.50 |
D. |
–0.20 |
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Hint |
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11. |
Find which equation does not represent a reciprocal relationship. |
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A. |
ab = 3 |
B. |
–6 = ef |
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C. |
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D. |
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Hint |
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12. |
Evaluate.  |
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A. |
5 |
B. |
8 |
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C. |
6 |
D. |
–6 |
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Hint |
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13. |
Find a solution to the equation by doing the same thing to both sides.
3(5f + 7) + 9(f + 4) = 9 |
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A. |
f = –10 |
B. |
f = –12 |
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C. |
f = –2 |
D. |
f = –9 |
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Hint |
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14. |
Select the figure that is a reflection. |
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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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15. |
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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16. |
Use the projection method to scale this polygon by a factor of 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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17. |
Find the quadratic equation with 0 solutions. |
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A. |
x2 – 2x + 5 = 0 |
B. |
x2 + 4x – 12 = 0 |
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C. |
x2 – 2x – 3 = 0 |
D. |
x2 – 12x + 36 = 0 |
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Hint |
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18. |
Find the domain of the function. |
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A. |
all real numbers except 0 |
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B. |
all real numbers except –1 |
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C. |
all real numbers except 1 |
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D. |
all real numbers |
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Hint |
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19. |
Suppose two players each roll a die and find the difference between the numbers, subtracting the lesser number from the greater number. Which difference gives the greatest probability? |
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A. |
0 |
B. |
2 |
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C. |
1 |
D. |
4 |
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Hint |
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20. |
In the six-team playoff structure below, what is the probability that Team E will win assuming every team has an equal chance of winning? |
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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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