| |
| |
1. |
Evaluate 1.5 + |2x - 4| if x = -3. |
| |
|
A. |
11.5 |
B. |
3.5 |
| |
|
C. |
-11.5 |
D. |
-0.5 |
| |
|
Hint |
|
| |
2. |
What is the x-intercept of the graph below? |
| |
|
 |
| |
|
A. |
2 |
B. |
-2 |
| |
|
C. |
-3 |
D. |
3 |
| |
|
Hint |
|
| |
3. |
Solve the system of equations by using the elimination method. 
|
| |
|
A. |
(2, 3) |
B. |
(12, -2) |
| |
|
C. |
(4, 2) |
D. |
(34, -13) |
| |
|
Hint |
|
| |
4. |
Solve the system of inequalities by graphing. 
|
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
5. |
Choose the matrix that represents the ordered triple (5, -7, 1). |
| |
|
A. |
 |
B. |
[1 -7 5] |
| |
|
C. |
[5 -7 1] |
D. |
 |
| |
|
Hint |
|
| |
6. |
Solve  |
| |
|
A. |
5 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
7. |
Find an equation for the graph below. |
| |
|
 |
| |
|
A. |
(x + 4)2 + (y - 1)2 = 4 |
B. |
(x + 4)2 + (y - 1)2 = 2 |
| |
|
C. |
(x - 4)2 + (y + 1)2 = 2 |
D. |
(x - 4)2 + (y + 1)2 = 4 |
| |
|
Hint |
|
| |
8. |
Use the graph to determine the solution(s) of
x2 - x - 6 = 0. |
| |
|
 |
| |
|
A. |
-6 |
B. |
-2 |
| |
|
C. |
-3, 2 |
D. |
-2, 3 |
| |
|
Hint |
|
| |
9. |
Graph the line through (2, 3) that is parallel to the line with equation 3x y = 2. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
10. |
Choose the ordered pair that satisfies 7x 15y < -13. |
| |
|
A. |
(0, -2) |
B. |
(2, -3) |
| |
|
C. |
(1, 1) |
D. |
(-2, 0) |
| |
|
Hint |
|
| |
11. |
If  and  find 3A + 2B. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
12. |
Find the coordinates of the vertices of the image of a rectangle ABCD with A(4, -3), B(-3, 1), C(-7, -3), and D(5, 2) after a reflection across the line y = x. |
| |
|
A. |
A'(-3, -4),B'(1, 3),C'(-3, 7),D'(2, -5) |
| |
|
B. |
A'(-4, -3),B'(3, 1),C'(7, -3),D'(-5, 2) |
| |
|
C. |
A'(3, 4),B'(-1, -3),C'(3, -7),D'(-2, 5) |
| |
|
D. |
A'(-3, 4),B'(1, -3),C'(-3, -7),D'(2, 5) |
| |
|
Hint |
|
| |
13. |
Simplify  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
27x3ny6 |
| |
|
Hint |
|
| |
14. |
Simplify  |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
15. |
Solve by graphing. |
| |
|
A. |
x = 2 |
B. |
x = 0 |
| |
|
C. |
x = 2 |
D. |
no real roots |
| |
|
Hint |
|
| |
16. |
Solve x2 + 8x + 16 = 36 by using the Square Root Property. |
| |
|
A. |
-4 |
B. |
2 |
| |
|
C. |
2 and 10 |
D. |
-2 and 14 |
| |
|
Hint |
|
| |
17. |
Write the expression  in quadratic form. |
| |
|
A. |
cannot be done, since  |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
18. |
Find all zeros of  . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
19. |
Which of the following points will not be included in the graph of  ? |
| |
|
A. |
(2, 4) |
B. |
(-2, 4) |
| |
|
C. |
(4, 6) |
D. |
(3, 9) |
| |
|
Hint |
|
| |
20. |
Assuming that  , determine whether  is sometimes, always, or never true. |
| |
|
A. |
never |
B. |
sometimes |
| |
|
C. |
always |
D. |
cannot be determined from given information |
| |
|
Hint |
|
|
|