| |
| |
1. |
What is the next term in the sequence 1, 2, 3, 5, 8, 13, …? |
| |
|
A. |
14 |
B. |
21 |
| |
|
C. |
18 |
D. |
20 |
| |
|
Hint |
|
| |
2. |
Evaluate  when a = 5 and b = 20. |
| |
|
A. |
25 |
B. |
 |
| |
|
C. |
-5 |
D. |
5 |
| |
|
Hint |
|
| |
3. |
Evaluate 34. |
| |
|
A. |
3 |
B. |
64 |
| |
|
C. |
12 |
D. |
81 |
| |
|
Hint |
|
| |
4. |
What is the next term in the sequence 1, 3, 9, 27, 81, ...? |
| |
|
A. |
243 |
B. |
82 |
| |
|
C. |
108 |
D. |
27 |
| |
|
Hint |
|
| |
5. |
Which expression is a binomial? |
| |
|
A. |
 |
B. |
5x2y + 4x – 6 |
| |
|
C. |
5x - 2 |
D. |
-3xy |
| |
|
Hint |
|
| |
6. |
Solve x2 – 6x + 5 = 0 by graphing. |
| |
|
A. |
1, 5 |
B. |
1 |
| |
|
C. |
-1 |
D. |
5 |
| |
|
Hint |
|
| |
7. |
Solve a2 + 16 = 0 by graphing. |
| |
|
A. |
4 |
B. |
-4, 4 |
| |
|
C. |
 |
D. |
-4 |
| |
|
Hint |
|
| |
8. |
What is the quotient when  is divided by  ? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
9. |
Solve  . |
| |
|
A. |
-2 |
B. |
5 |
| |
|
C. |
-2 or 7 |
D. |
-2 or  |
| |
|
Hint |
|
| |
10. |
Simplify  . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
11. |
Name the property used in the equation r × 21 = 1. Then solve for r. |
| |
|
A. |
Multiplicative Inverse; r =  |
| |
|
B. |
Additive Identity; r = 0 |
| |
|
C. |
Multiplicative Identity; r = 1 |
| |
|
D. |
Multiplicative Identity; r = |
| |
|
Hint |
|
| |
12. |
Identify the hypothesis in the following algebraic statement:
If 3x + 10 = 13, then x = 1. |
| |
|
A. |
x = 1 |
B. |
3x |
| |
|
C. |
3x + 10 = 13 |
D. |
3x + 10 |
| |
|
Hint |
|
| |
13. |
Solve 11b = 132. |
| |
|
A. |
b = -1452 |
B. |
b = -12 |
| |
|
C. |
b = 12 |
D. |
b = 1452 |
| |
|
Hint |
|
| |
14. |
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 |
|
| |
15. |
Write an equation for the nth term of –23, 38, 99, 160, …. |
| |
|
A. |
 = 61n – 24 |
B. |
= 38n – 61 |
| |
|
C. |
= 61n – 84 |
D. |
= -46n |
| |
|
Hint |
|
| |
16. |
Use elimination to solve the system of equations given by 6x + 15y = 15 and 4x – 5y = 25. |
| |
|
A. |
(5, -1) |
B. |
no solution |
| |
|
C. |
(10, -3) |
D. |
infinitely many solutions |
| |
|
Hint |
|
| |
17. |
Which method of solving quadratic equations should be used when only an estimated solution is necessary? |
| |
|
A. |
completing the square |
B. |
factoring |
| |
|
C. |
quadratic formula |
D. |
graphing |
| |
|
Hint |
|
| |
18. |
For equations of the form y = ax, where a is a constant, what is true about a if the y-values change little for small values of x, but increase quickly for large x values? |
| |
|
A. |
a > 1 |
B. |
a = 1 |
| |
|
C. |
–1 < a < 0 |
D. |
0 < a < 1 |
| |
|
Hint |
|
| |
19. |
Determine whether the sequence 3, 12, 48, 192 is geometric. If so, find its common ratio. |
| |
|
A. |
geometric, r = 9 |
B. |
geometric, r = 3 |
| |
|
C. |
geometric, r = 4 |
D. |
not geometric |
| |
|
Hint |
|
| |
20. |
Find the LCM of x2 – 5x + 6 and x2 + 4x – 12. |
| |
|
A. |
(x – 3)(x – 6)(x – 2) |
| |
|
B. |
(x – 3)(x + 6)(x – 2) |
| |
|
C. |
(x – 3)(x + 6) |
| |
|
D. |
(x – 3)(x + 6) |
| |
|
Hint |
|
|
|