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1. |
State which ordered pair satisfies  |
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A. |
(0, 1) |
B. |
(1, 2) |
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C. |
(0, 0) |
D. |
(1, 5) |
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Hint |
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2. |
Choose the graph of 3y - 2x > 6. |
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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. |
What is the first step in solving the system of equations using the elimination method? 
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A. |
Solve the first equation for x. |
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B. |
Add the equations. |
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C. |
Multiply the second equation by 2. |
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D. |
Subtract the second equation from the first equation. |
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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. |
Determine which ordered triple is a solution of the system of equations. 
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A. |
(0, 1, -14) |
B. |
(0, 0, 11) |
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C. |
(-1, 2, -16) |
D. |
(1, -2, 6) |
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Hint |
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6. |
Find  [6,3,-1]. |
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A. |
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B. |
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C. |
[3 3 -1] |
D. |
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Hint |
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7. |
Find  |
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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. |
What is the degree of 42x5y2z? |
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A. |
2 |
B. |
5 |
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C. |
8 |
D. |
7 |
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Hint |
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9. |
Solve  |
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A. |
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B. |
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C. |
5 |
D. |
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Hint |
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10. |
Solve the equation w2 - 4w = 12 by graphing. |
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A. |
6 |
B. |
1, 4 |
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C. |
-2, 6 |
D. |
0, -3 |
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Hint |
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11. |
Solve 2p2 - 3p -2 = 0 by factoring. |
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A. |
- , 2 |
B. |
, 2 |
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C. |
1, 2 |
D. |
-2, |
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Hint |
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12. |
Identify the multiplicative inverse of 2.5. |
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A. |
0.4 |
B. |
0.25 |
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C. |
5.2 |
D. |
0.5 |
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Hint |
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13. |
Solve the equation | 4k + 6 | = 5k + 3. |
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A. |
3 |
B. |
{-1, 3} |
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C. |
-1 |
D. |
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Hint |
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14. |
What is true about a system of equations in three variables that has 1 solution? |
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A. |
planes have no points in common |
B. |
planes intersect in one point |
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C. |
planes intersect in one line |
D. |
planes intersect in the same plane |
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Hint |
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15. |
What is always true of an n × n matrix? |
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A. |
It has at least two rows and two columns. |
B. |
It is a square matrix. |
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C. |
It is a row matrix. |
D. |
It is a column matrix. |
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Hint |
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16. |
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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17. |
Solve by graphing. If exact roots cannot be found, state the consecutive integers between which the roots are located. |
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A. |
between 0 and 1, and 2 and 3 |
B. |
1, 2 |
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C. |
between 0 and 1, and 1 and 2 |
D. |
between –1 and 0, and 1 and 2 |
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Hint |
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18. |
Solve x2 + 8x + 16 = 36 by using the Square Root Property. |
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A. |
-4 |
B. |
2 |
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C. |
-2 and –14 |
D. |
2 and –10 |
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Hint |
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19. |
Solve x2 + 2x+ 3 = 0 by completing the square. |
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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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20. |
Solve  by graphing. |
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A. |
{x| –1.12 < x < 0} |
B. |
{x| –1.12 < x < 3.12} |
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C. |
{x| 0 < x < 3} |
D. |
{x| 0 < x < 3.12} |
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Hint |
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