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1. |
Evaluate  if t = 8, u = -2, and v = 5. |
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A. |
0.56 |
B. |
0.08 |
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C. |
2.8 |
D. |
0.2 |
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Hint |
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2. |
Solve 18 + a = 36. |
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A. |
54 |
B. |
-18 |
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C. |
-2 |
D. |
18 |
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Hint |
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3. |
Solve the system of equations. 
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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4. |
Factor 2r3 + 8r2 - 10r completely. |
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A. |
(2r - 1)(r + 5) |
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B. |
2r(r2 + 4r - 5) |
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C. |
2(r3 + 4r2 - 5r) |
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D. |
2r(r - 1)(r + 5) |
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Hint |
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5. |
Solve  |
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A. |
 |
B. |
 |
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C. |
no solution |
D. |
 |
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Hint |
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6. |
Solve y2 + 8y + 16 = 0 by factoring. |
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A. |
-4, 4 |
B. |
4, 8 |
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C. |
4 |
D. |
-4 |
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Hint |
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7. |
Solve 9t2 - 15t + 4  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 value of a if the graph of the exponential function y = a · 3x passes through the point B(2, -3). |
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A. |
9 |
B. |
 |
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C. |
3 |
D. |
-3 |
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Hint |
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9. |
Solve the equation | 3a + 2 | - 2 = 4a + 1. |
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A. |
 |
B. |
 |
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C. |
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D. |
-1 |
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Hint |
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10. |
Solve the equation | b – 7 | + 5 = 3. |
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A. |
5 |
B. |
9 |
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C. |
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D. |
{5, 9} |
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Hint |
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11. |
Consider the formula F(c) = 1.8c + 32, where c is the temperature in degrees Celsius and F(c) is the temperature in degrees Fahrenheit. If it is 0° C at the beginning of the day, and it is 11° C at noon, what was the change in temperature in degrees Fahrenheit? |
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A. |
51.8 |
B. |
11 |
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C. |
19.8 |
D. |
-12.2 |
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Hint |
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12. |
Find the coordinates of the vertices of the figure formed by  |
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A. |
(–3, 0), (3, 4), (5, 2) |
B. |
(–3, 0), (5, 4 ), (5, 2) |
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C. |
(–4, 0), (5, 4), (5, 2) |
D. |
(–4, 0), (3, 4), (5, 2) |
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Hint |
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13. |
What is always true of an n × n matrix? |
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A. |
It is a column matrix. |
B. |
It is a row matrix. |
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C. |
It has at least two rows and two columns. |
D. |
It is a square matrix. |
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Hint |
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14. |
State whether the product of A3 × 4 and B3 × 4 is defined, and if it is defined, state the dimensions. |
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A. |
undefined |
B. |
defined, 4 × 3 |
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C. |
defined, 9 × 16 |
D. |
defined, 3 × 4 |
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Hint |
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15. |
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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16. |
Express the result in scientific notation.  |
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A. |
1.25 × 1010 |
B. |
1.25 × 104 |
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C. |
1.25 × 10-4 |
D. |
1.25 × 10-10 |
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Hint |
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17. |
List all of the possible rational zeros of the function  . |
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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. |
Find the slope of the line that passes through A and B . |
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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. |
What is the LCM of  and  . |
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A. |
r(r – 1)(r + 3)(r + 9) |
B. |
(r – 1)(r + 3)(r + 9) |
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C. |
r(r – 1)2(r + 3)(r + 9) |
D. |
(r – 1)2(r + 3)(r + 9) |
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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 = 3 |
B. |
x = –3, x = –5 |
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C. |
x = 3, x = –5 |
D. |
x = –5 |
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Hint |
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