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1. |
Name the multiplicative inverse of 5. |
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A. |
-5 |
B. |
50 |
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C. |
0.2 |
D. |
20 |
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Hint |
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2. |
The equations y = -0.38x + 56.6 and y = 0.38x + 43.4 represent the percent of men and women, respectively, receiving bachelor's degrees, where x is the number of years since 1968. In approximately what year did the same percent of men and women receive bachelor's degrees? |
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A. |
1995 |
B. |
1980 |
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C. |
1990 |
D. |
1985 |
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Hint |
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3. |
What is the solution of the system of inequalities? 
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A. |
 |
B. |
region 3 |
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C. |
region 1 |
D. |
region 2 |
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Hint |
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4. |
Josh has 40 minutes to complete a government exam. There are 15 multiple-choice questions worth 3 points each. There are also 5 short-answer questions worth 11 points each. It takes about 2 minutes for Josh to answer the multiple-choice questions m and about 8 minutes to complete the short-answer questions s. Which inequality is not part of the system of inequalities that represents the problem? |
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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. |
Write the translation matrix for  and its image  |
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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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6. |
Determine which matrix is the 3 × 3 identity matrix. |
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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 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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8. |
Suppose a ball is thrown straight up at a speed of 50 feet per second. The time in seconds that it takes for the ball to hit the ground can be found by solving the equation 5 + 50t - 16t2 = 0. Approximately how long does it take for the ball to hit the ground? |
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A. |
0.1 s |
B. |
-0.1 s |
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C. |
4.8 s |
D. |
3.2 s |
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Hint |
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9. |
Find a quadratic equation with roots  and  . |
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A. |
8x2 - 14x + 3 = 0 |
B. |
4x2 - x + 6 = 0 |
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C. |
8x2 - 3x + 14 = 0 |
D. |
4x2 - 6x + 1 = 0 |
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Hint |
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10. |
Which could be the degree of the function represented by the graph? |
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A. |
5 |
B. |
4 |
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C. |
1 |
D. |
3 |
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Hint |
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11. |
One of the factors of x3 - 7x + 6 is x - 1. Which of the following is one of the other factors? |
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A. |
x - 2 |
B. |
x - 3 |
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C. |
x + 1 |
D. |
x - 6 |
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Hint |
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12. |
What is the inequality represented in the graph? |
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A. |
x + 2y > 4 |
B. |
x + 2y  4 |
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C. |
x + 2y  4 |
D. |
x + 2y > 4 |
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Hint |
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13. |
If  and  find 4A – 5B. |
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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. |
Simplify  |
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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. |
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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. |
Solve x2 - 2x + 1 = 18 by using the Square Root Property. |
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A. |
 and |
B. |
 and  |
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C. |
-5 and 2 |
D. |
5 and –2 |
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Hint |
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17. |
Simplify  |
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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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18. |
Find all of the roots of the equation  |
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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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19. |
Let f and g be polynomials of degree 3. Is it true that  ? |
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A. |
Yes, always. |
B. |
It is true in some cases. |
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C. |
No, never. |
D. |
No, it is only true for polynomials of degree 1. |
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Hint |
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20. |
Which of the following points will be included in the graph of  |
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A. |
(4, 1) |
B. |
(2, 1) |
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C. |
(11, 5) |
D. |
(8, 3) |
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Hint |
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