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1. |
Which is the standard form of a linear equation? |
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A. |
y = 2x - 3 |
B. |
3x2 + y = 5 |
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C. |
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D. |
4x - 9y = 1 |
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Hint |
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2. |
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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3. |
Identify h(x) = [x] + 4. |
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A. |
constant function |
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B. |
direct variation function |
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C. |
absolute value function |
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D. |
greatest integer function |
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Hint |
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4. |
What is the value of the determinant? |
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A. |
-8 |
B. |
12 |
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C. |
-3 |
D. |
-12 |
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Hint |
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5. |
Find the inverse 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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6. |
Simplify (18q3r)(2qr4). |
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A. |
36q3r5 |
B. |
36q4r5 |
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C. |
36q3r4 |
D. |
36qr |
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Hint |
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7. |
Simplify  |
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A. |
k3 |
B. |
k-3 |
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C. |
k17 |
D. |
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Hint |
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8. |
Find the area of the parallelogram. |
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A. |
(12a2 + 14b2) cm2 |
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B. |
(36a2 - 84ab - 49b2) cm2 |
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C. |
(36a2 + 49b2) cm2 |
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D. |
(36a2 - 49b2) cm2 |
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Hint |
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9. |
Find the product of -15i and its conjugate. |
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A. |
15i |
B. |
225 |
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C. |
225i |
D. |
-225 |
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Hint |
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10. |
Find the coordinates of the vertices of a hyperbola with equation
y2 - 4x2 - 6y - 16x - 11 = 0. |
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A. |
(-2, 7), (-2, -1) |
B. |
(-4, 3), (2, 3) |
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C. |
(-6, 3), (2, 3) |
D. |
(-2, 1), (-2, 5) |
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Hint |
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11. |
Find the standard form of the equation 2x2 + 2y2 = 8x -16y - 32. |
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A. |
2x2 + 2y2 - 8x + 16y + 32 = 0 |
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B. |
x2 + y2 - 4x + 8y + 16y + 16 = 0 |
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C. |
2(x - 2)2 +2(y + 4)2 = 4 |
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D. |
(x - 2)2 + (y + 4)2 = 4 |
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Hint |
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12. |
Solve x2 + 3x - 10 = 0 by completing the square. |
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A. |
2 |
B. |
2, 5 |
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C. |
5 |
D. |
-5, 2 |
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Hint |
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13. |
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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14. |
Solve  . |
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A. |
1 |
B. |
-3, -1 |
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C. |
-3, 1 |
D. |
0, 1 |
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Hint |
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15. |
Solve log4 x = 3 |
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A. |
64 |
B. |
81 |
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C. |
16 |
D. |
12 |
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Hint |
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16. |
What are the next four terms of the arithmetic sequence
122, 111, 100, . . . ? |
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A. |
89, 78, 67, 56 |
B. |
95, 90, 85, 80 |
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C. |
92, 88, 84, 80 |
D. |
94, 88, 82, 76 |
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Hint |
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17. |
Find the inverse of  if it exists. |
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A. |
does not exist, since ad – bc = 0 |
B. |
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C. |
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D. |
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Hint |
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18. |
Solve the system   |
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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. |
Which of the following is an arithmetic sequence that will include the number 62? |
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A. |
an = 1 + 12n |
B. |
an = 3 – 4n |
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C. |
an = 2 + 5n |
D. |
an = 3 + 4n |
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Hint |
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20. |
Mathematical induction proves statements about which of the following? |
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A. |
positive integers |
B. |
all integers |
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C. |
all real numbers |
D. |
all positive real numbers |
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Hint |
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