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1. |
Find the value of  |
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A. |
5 |
B. |
14 |
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C. |
-14 |
D. |
-56 |
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Hint |
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2. |
Which statement is true about the graph shown below? |
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A. |
The range is {-3, -2, 0, 1}. |
B. |
The domain is {-3, 2, 4}. |
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C. |
The relation is a function. |
D. |
The relation is not a function. |
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Hint |
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3. |
Which is the standard form of a linear equation? |
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A. |
 |
B. |
3x2 + y = 5 |
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C. |
y = 2x - 3 |
D. |
4x - 9y = 1 |
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Hint |
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4. |
State the slope of the line graphed below. |
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 |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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5. |
State the number of solutions to the system of equations graphed below. |
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A. |
2 |
B. |
1 |
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C. |
0 |
D. |
infinitely many |
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Hint |
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6. |
A(n) _____ is a transformation that occurs when a figure is moved from one location to another. |
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A. |
dilation |
B. |
translation |
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C. |
enlargement |
D. |
addition |
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Hint |
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7. |
Find A - B if  and  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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8. |
Find  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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9. |
Write a matrix for 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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10. |
Write the matrix equation  as a system of linear equations. |
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A. |
-2s + 5t = 7
s + 8t = 12 |
B. |
-2s + t = 12
5s + 8t = 7 |
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C. |
-2s + t = 7
5s + 8t = 12 |
D. |
-2s = 7
5t = 12 |
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Hint |
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11. |
What is the first step in solving the matrix equation
 |
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A. |
Multiply each side of the matrix equation by the identity matrix. |
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B. |
Divide each side of the matrix equation by  |
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C. |
Find the inverse of |
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D. |
Multiply each side of the matrix equation by |
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Hint |
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12. |
Given that the inverse of the coefficient matrix is  , solve the matrix equation  . |
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A. |
(-4, 3) |
B. |
(-2, 3) |
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C. |
(4, 3) |
D. |
(2, 4) |
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Hint |
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13. |
Solve  using inverse matrices. |
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A. |
(-4, 0) |
B. |
(4, 4) |
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C. |
(4, -4) |
D. |
(-4, 4) |
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Hint |
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14. |
Find an equation of the line that passes through (0, -6) and (5, 3). |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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15. |
What is the slope of the line with equation  |
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A. |
7 |
B. |
 |
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C. |
-7 |
D. |
 |
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Hint |
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16. |
If  find f (-9). |
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A. |
-5 |
B. |
5 |
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C. |
-1 |
D. |
1 |
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Hint |
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17. |
Which graph represents the following system:  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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18. |
Find the coordinates of the vertices of the figure formed by  |
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A. |
(–3, 0), (3, 4), (5, 2) |
B. |
(–4, 0), (5, 4), (5, 2) |
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C. |
(–3, 0), (5, 4 ), (5, 2) |
D. |
(–4, 0), (3, 4), (5, 2) |
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Hint |
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19. |
Simplify (7x2 + 2x – 3) – (2x2 – 11x + 4) |
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A. |
5x2 + 13x – 7 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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20. |
What is the GCF of  |
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A. |
p2 |
B. |
3n |
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C. |
np |
D. |
n |
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Hint |
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