| |
| |
1. |
Graph K(2, -1). |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
2. |
State the domain of the relation {(1, 6), (-2, 3), (5, 7), (5, 9)}. |
| |
|
A. |
{3, 6, 7, 9} |
B. |
{-2, 1, 5} |
| |
|
C. |
{-2, 1} |
D. |
{5} |
| |
|
Hint |
|
| |
3. |
State the inverse of the relation as a set of ordered pairs. |
| |
|
 |
| |
|
A. |
{(1, -2), (2, -1), (3, -1)} |
B. |
{(-2, -1), (-1, 2)} |
| |
|
C. |
{(-1, 3), (-2, 1)} |
D. |
{(-1, 3), (-1, 2), (-2, 1)} |
| |
|
Hint |
|
| |
4. |
If h(z) = 2z2 - 5z + 7, find h(3c). |
| |
|
A. |
18c2 - 3c + 7 |
B. |
9c2 - 15c + 7 |
| |
|
C. |
c + 7 |
D. |
18c2 - 15c + 7 |
| |
|
Hint |
|
| |
5. |
If f(x) = 2x - 2, find 2[f(3)]. |
| |
|
A. |
4 |
B. |
10 |
| |
|
C. |
8 |
D. |
2 |
| |
|
Hint |
|
| |
6. |
Write an equation for the graph. |
| |
|
 |
| |
|
A. |
y = x + 2 |
B. |
y = 2x + 2 |
| |
|
C. |
y = 2x |
D. |
y = x + 1 |
| |
|
Hint |
|
| |
7. |
Write an equation for {(5, 2), (0, 12), (1, 10), (-2, 16)} |
| |
|
A. |
y = 2x - 12 |
B. |
y = x + 12 |
| |
|
C. |
y = x + 9 |
D. |
y = -2x + 12 |
| |
|
Hint |
|
| |
8. |
Name the ordered pair for point A. |
| |
|
 |
| |
|
A. |
(-3, -4) |
B. |
(-4, -3) |
| |
|
C. |
(4, 3) |
D. |
(-4, -4) |
| |
|
Hint |
|
| |
9. |
Pentagon EFGHI has vertices E(-9, 0), F(-3, 6), G(6, 6), H(6, -6), and I(-3, -6). Graph pentagon EFGHI and its dilated image E´F´G´H´I´ if the scale factor is  . |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
10. |
Triangle DEF has vertices D(-6, -1), E(-4, -8), and F(-2, -5). Find the coordinates of the image of triangle DEF after it is rotated 180° about the origin. |
| |
|
A. |
D´(-1, -6), E´(-8, -4), F´(-5, -2) |
| |
|
B. |
D´(1, 6), E´(8, 4), F´(5, 2) |
| |
|
C. |
D´(6, 1), E´(4, 8), F´(2, 5) |
| |
|
D. |
D´(1, -6), E´(8, -4), F´(5, -2) |
| |
|
Hint |
|
| |
11. |
Find the solution set for y =  x – 3, given the replacement set {(-8, -7), (-5, -5), (0, 3), (4, 5)} |
| |
|
A. |
{(-8, -7), (0, 3)} |
B. |
{(-5, -5), (4, 5)} |
| |
|
C. |
{(-8, -7)} |
D. |
{(-5, -5)} |
| |
|
Hint |
|
| |
12. |
Solve y = 7x – 7 if the domain is {-2, -1, 0, 1}. |
| |
|
A. |
{-28, -14, 14, 28} |
B. |
{7, 14, 21, 28} |
| |
|
C. |
{-21, -14, -7, 0} |
D. |
{-19, -13, -7, -1} |
| |
|
Hint |
|
| |
13. |
Select the linear equation. |
| |
|
A. |
5x2 + 2y2 = 1 |
B. |
3xy – 2y = 7 |
| |
|
C. |
y = -5x + 1 |
D. |
 = -2 |
| |
|
Hint |
|
| |
14. |
Determine the coordinates of the y-intercept of 2x + 4y = 8. |
| |
|
A. |
(4, 0) |
B. |
(0, 4) |
| |
|
C. |
(0, 2) |
D. |
(2, 0) |
| |
|
Hint |
|
| |
15. |
Find the next three terms of the arithmetic sequence 41, 54, 67, 80,…. |
| |
|
A. |
103, 126, 149 |
B. |
91, 102, 113 |
| |
|
C. |
95, 110, 125 |
D. |
93, 106, 119 |
| |
|
Hint |
|
| |
16. |
Find the 10th term of the arithmetic sequence –6, 3, 12, 21, …. |
| |
|
A. |
84 |
B. |
93 |
| |
|
C. |
75 |
D. |
66 |
| |
|
Hint |
|
|
|