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1. |
Evaluate a - b2 if a = 4 and b = 3. |
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A. |
-5 |
B. |
-13 |
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C. |
1 |
D. |
13 |
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Hint |
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2. |
Name the property illustrated by the statement below.
If 5n = 15, then 15 = 5n. |
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A. |
transitive property of equality |
B. |
symmetric property of equality |
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C. |
reflexive property of equality |
D. |
substitution property of equality |
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Hint |
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3. |
Solve 2(y - 9) < 6. |
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A. |
{y | y > 12} |
B. |
{y | y < 12} |
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C. |
{y | y < 6} |
D. |
{y | y > -6} |
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Hint |
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4. |
For the determinant  , which is the minor of -4? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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5. |
Evaluate  using diagonals. |
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A. |
107 |
B. |
37 |
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C. |
21 |
D. |
33 |
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Hint |
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6. |
Simplify (7 - 2i)(7 + 2i). |
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A. |
53 |
B. |
33 |
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C. |
49 |
D. |
45 |
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Hint |
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7. |
Find the standard form of the equation 3x2 + 2y2 + 42x - 8y + 149 = 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. |
Find the standard form of the equation 2x2 + 2y2 = 8x -16y - 32. |
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A. |
(x - 2)2 + (y + 4)2 = 4 |
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B. |
2x2 + 2y2 - 8x + 16y + 32 = 0 |
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C. |
x2 + y2 - 4x + 8y + 16y + 16 = 0 |
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D. |
2(x - 2)2 +2(y + 4)2 = 4 |
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Hint |
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9. |
The graph of the equation 4y2 - 2x - 4y -7 = 0 is a(n) _____. |
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A. |
line |
B. |
ellipse |
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C. |
parabola |
D. |
hyperbola |
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Hint |
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10. |
Find the coordinates of the foci of a hyperbola with equation  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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11. |
Find log 136.8 to four decimal places. |
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A. |
2.1418 |
B. |
2.0502 |
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C. |
2.1106 |
D. |
2.1361 |
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Hint |
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12. |
Find the coordinates of the vertices of the image of a triangle FGH with F(-4, 2), G(-3, -3), H(3,4) after it is rotated 270° counterclockwise about the origin. |
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A. |
F'(2, 4), G'(-3, 3),H'(4, -3) |
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B. |
F'(4, 2), G'(3, -3),H'(-3, 4) |
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C. |
F'(-2, 4), G'(3, 3),H'(-4, -3) |
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D. |
F'(2, -4), G'(-3, -3),H'(4, 3) |
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Hint |
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13. |
Evaluate  |
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A. |
37 |
B. |
–654 |
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C. |
–51 |
D. |
111 |
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Hint |
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14. |
Is the following expression simplified?  |
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A. |
Yes, since the power on x is = 1 in the denominator. |
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B. |
no, since there is a radical in the denominator |
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C. |
no, since the index of 4 could be smaller |
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D. |
yes, since the power on x is < 1 in the numerator |
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Hint |
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15. |
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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16. |
Solve  by graphing. |
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A. |
{x| 4.19< x < –1.19} |
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B. |
{x| 0 < x < 4.19} |
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C. |
{x| –1.19 < x < 4.19} |
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D. |
{x| –1.19 < x < 0} |
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Hint |
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17. |
Find all zeros of  . |
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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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18. |
Simplify  . |
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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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19. |
Which of the following is a rational function? |
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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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20. |
Suppose that Pam could build a house in  months and Jerry could build a house in  months. If they work together, how long would it take them to build the house? |
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A. |
5 months |
B. |
 months |
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C. |
 months |
D. |
10 months |
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Hint |
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