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1. |
Evaluate |-6p| if p = 2. |
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A. |
-12 |
B. |
0 |
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C. |
3 |
D. |
12 |
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Hint |
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2. |
Graph the solution set of |3y + 9| > 12. |
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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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3. |
The scatter plot below shows the women's winning marathon times and the high temperatures on the marathon days. Which prediction equation best shows how marathon times and temperature are related? |
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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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4. |
Solve the system of equations by graphing. 
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A. |
(0, 3) |
B. |
no solution |
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C. |
infinitely many solutions |
D. |
(-1, 7) |
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Hint |
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5. |
Solve the system of equations by using substitution. 
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A. |
(5, 11) |
B. |
(1, 3) |
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C. |
(3, 7) |
D. |
(4, 9) |
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Hint |
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6. |
Use Cramer's rule to find the value of x in the system of equations. 
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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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7. |
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. The system of inequalities that represents this problem is graphed below. Which ordered pair is not a vertex of the feasible region? |
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A. |
(0, 0) |
B. |
(20, 0) |
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C. |
(15, 0) |
D. |
(0, 5) |
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Hint |
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8. |
A graph of a system of three linear equations in three variables is shown below. How many solutions does the system have? |
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A. |
0 |
B. |
2 |
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C. |
infinite number |
D. |
1 |
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Hint |
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9. |
If  , find N -1. |
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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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10. |
Find g[f(-2)], if f(x) = x2 and g(x) = 3x – 5. |
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A. |
7 |
B. |
-17 |
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C. |
-7 |
D. |
-44 |
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Hint |
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11. |
Multiply  |
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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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12. |
Solve  |
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A. |
-3 < y < 0 or y > 1 |
B. |
y < -3 or 0 < y < 1 |
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C. |
y < -3 |
D. |
-3 < y < 1 |
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Hint |
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13. |
Is the relation shown in the graph a function? Why or why not? |
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A. |
No, the relation contains the ordered pairs (0, -1) and (3, -1). |
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B. |
No, the relation contains the ordered pairs (3, -1) and (3, 2). |
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C. |
Yes, the relation contains very few ordered pairs. |
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D. |
Yes, the ordered pairs (-3, 2), (-1, 1), and (3, -1) form a straight line. |
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Hint |
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14. |
At a firm, there are three workers that are supposed to work a combined 110 hours per week. Worker 1 gets paid $10 per hour, worker 2 gets paid $12 per hour, and worker 3 gets paid $14 per hour. If the company wants their total income to be $1268, how many hours should each one work if worker 3 and worker 2 work for the same amount of hours? |
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A. |
worker 1: 44worker 2: 33worker 3: 33 |
B. |
worker 1: 40worker 2: 35worker 3: 35 |
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C. |
worker 1: 14worker 2: 48worker 3: 48 |
D. |
worker 1: 54worker 2: 28worker 3: 28 |
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Hint |
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15. |
Which of the following is a matrix equation for the system 5x – 3y =11, –3x + 2y = 7? |
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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. |
What is the negative solution of the equation  ? |
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A. |
3 |
B. |
–3 |
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C. |
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D. |
–5 |
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Hint |
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17. |
Which graph of the following functions will be strictly above the graph of  ? |
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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. |
What is the maximum number of turning points of a polynomial of degree 6? |
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A. |
cannot be determined from given information. |
B. |
5 |
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C. |
6 |
D. |
7 |
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Hint |
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19. |
Which of the following points will not be included in the graph of  ? |
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A. |
(3, 9) |
B. |
(-2, 4) |
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C. |
(2, 4) |
D. |
(4, 6) |
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Hint |
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20. |
Write the equation(s) of the vertical asymptote(s) of the function . |
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A. |
x = –5 |
B. |
x = –3, x = –5 |
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C. |
x = 3, x = –5 |
D. |
x = 3 |
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Hint |
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