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1. |
Evaluate |-6p| if p = 2. |
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A. |
12 |
B. |
-12 |
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C. |
0 |
D. |
3 |
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Hint |
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2. |
Which function is not linear? |
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A. |
f(x) = 2x3 |
B. |
f(x) = 8 |
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C. |
f(x) = 14x + 7 |
D. |
 |
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Hint |
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3. |
Write an equation of the line that passes through (10,-4) and is perpendicular to the line whose equation is  |
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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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4. |
Use the elimination method to solve the system of equations. 
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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. |
Simplify  |
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A. |
13 |
B. |
±84.5 |
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C. |
-13 |
D. |
±13 |
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Hint |
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6. |
Solve x2 - 6x + 25 = 0. |
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A. |
-3 ± 4i |
B. |
3 ± 4i |
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C. |
6 ± 8i |
D. |
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Hint |
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7. |
Find the coordinates of the foci of a hyperbola with 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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8. |
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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9. |
What are the next four terms of the arithmetic sequence
122, 111, 100, . . . ? |
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A. |
94, 88, 82, 76 |
B. |
89, 78, 67, 56 |
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C. |
92, 88, 84, 80 |
D. |
95, 90, 85, 80 |
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Hint |
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10. |
The letters of the alphabet are placed in a box. What is the probability of selecting a consonant or a letter from the word variable? |
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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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11. |
The Boor Foundation conducted a poll asking people to name the most serious problem facing the nation. Of the 600 people polled, 48% of the randomly selected people answered education. Find the margin of error for this sampling. |
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A. |
24.96 |
B. |
0.0407922 |
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C. |
0.2039608 |
D. |
0.5200 |
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Hint |
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12. |
Name the property of equality illustrated by the following statement. If n – 3 = 5 + 4, then n – 3 = 9. |
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A. |
Substitution |
B. |
Reflexive |
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C. |
Symmetric |
D. |
Transitive |
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Hint |
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13. |
What are the dimensions of matrix A if  |
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A. |
3 × 3 |
B. |
4 × 3 |
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C. |
4 × 4 |
D. |
3 × 4 |
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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. |
If a graph represents an even-degree polynomial function, what cannot be true? |
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A. |
It could have 1 real root. |
B. |
It could open downward. |
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C. |
It could have a negative leading coefficient and  as  . |
D. |
It could be true that as ,. |
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Hint |
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16. |
Which of the following parabolas opens right? |
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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. |
Write the standard form equation of  and identify the conic section. |
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A. |
 , ellipse |
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B. |
 circle |
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C. |
 hyperbola |
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D. |
parabola |
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Hint |
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18. |
Solve  . |
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A. |
–  < x < |
B. |
0 < x < |
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C. |
x > |
D. |
x < |
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Hint |
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19. |
Two cities have insect problems. The insects in City A increase exponentially according to the equation y = 120,000e0.04t. The insects in City B increase exponentially according to the equation y = 90,000e0.08t. In 15 years, which city will have more insects, and by approximately how much? |
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A. |
City A, by about 30,000 |
B. |
City B, by about 30,000 |
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C. |
City A, by about 80,000 |
D. |
City B, by about 80,000 |
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Hint |
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20. |
Which of the following is not a series? |
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A. |
8 + 2 + 2 + 2 + … |
B. |
 |
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C. |
5 + 7 + 9 + 11 + … |
D. |
6 – 3 – 3 – 3 – … |
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Hint |
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