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1. |
State the slope and y-intercept of the graph of -y = -0.9x + 4. |
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A. |
m = 4, b = -0.9 |
B. |
m = 0.9, b = -4 |
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C. |
m = -0.9, b = 4 |
D. |
m = -4, b = 0.9 |
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Hint |
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2. |
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A. |
[10 37] |
B. |
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C. |
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D. |
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Hint |
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3. |
Factor 8a4b - 3ab2c. |
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A. |
a2b(8a2 - 3bc) |
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B. |
ab(8a3 - 3bc) |
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C. |
abc(8a3 - 3b) |
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D. |
8ab(a2 - 3bc) |
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Hint |
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4. |
Simplify i17. |
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A. |
-1 |
B. |
1 |
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C. |
-i |
D. |
i |
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Hint |
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5. |
Find the radius of a circle with the equation x2 + y2 + 6x - 10y + 28 = 0. |
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A. |
3 |
B. |
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C. |
5 |
D. |
6 |
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Hint |
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6. |
Write an equation for the hyperbola below. |
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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. |
Graph the hyperbola with equation x2 - 4y2 - 4x + 24y - 36 = 0. |
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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  |
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A. |
7 |
B. |
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C. |
10 |
D. |
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Hint |
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9. |
Determine the first five iterates of the function f(x) = 2x + 10 if the initial value is -12. |
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A. |
12, 14, -18, 26, -42 |
B. |
12, -14, -18, -26, -42 |
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C. |
–14, -18, -26, -42, -74 |
D. |
–12, -14, -18, -26, -42 |
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Hint |
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10. |
Change 120° to radian measure. |
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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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11. |
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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12. |
Solve the equation x – 82 = 143 |
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A. |
225 |
B. |
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C. |
61 |
D. |
-61 |
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Hint |
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13. |
Which of the following properties does not hold for matrices? |
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A. |
commutative property of multiplication |
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B. |
associative property of multiplication |
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C. |
left distributive property |
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D. |
right distributive property |
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Hint |
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14. |
Find the area of a triangle whose vertices are located at (-3, 2), (0, -5), and (4, 4). |
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A. |
1 |
B. |
55 |
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C. |
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D. |
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Hint |
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15. |
In the expression q9 = p, what is the cube root of p? |
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A. |
q3 |
B. |
q6 |
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C. |
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D. |
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Hint |
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16. |
Solve x2 + 14x + 49 = 0 by using the quadratic formula. |
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A. |
–7 |
B. |
–6, –8 |
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C. |
6, 8 |
D. |
7 |
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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. |
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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19. |
Write the standard form equation of  and identify the conic section. |
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A. |
 parabola |
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B. |
 ellipse |
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C. |
 hyperbola |
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D. |
 hyperbola |
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Hint |
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20. |
Which of the following is a counterexample to the statement that all dogs go to heaven? |
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A. |
My dog did not go to heaven. |
B. |
No people go to heaven. |
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C. |
All people go to heaven. |
D. |
Ricky's dogs went to heaven. |
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Hint |
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