| |
| |
1. |
Find the area of the parallelogram. |
| |
|
 |
| |
|
A. |
(12a2 + 14b2) cm2 |
| |
|
B. |
(36a2 + 49b2) cm2 |
| |
|
C. |
(36a2 - 84ab - 49b2) cm2 |
| |
|
D. |
(36a2 - 49b2) cm2 |
| |
|
Hint |
|
| |
2. |
Find the volume of the rectangular solid shown below. |
| |
|
 |
| |
|
A. |
24a2b10 |
B. |
24a4b8 |
| |
|
C. |
24a2b7 |
D. |
9a4b8 |
| |
|
Hint |
|
| |
3. |
Find (2y2 + 7y – 5)(3y2 – 5y + 4). |
| |
|
A. |
6y4 + 4y2 – 32y2 – 20 |
| |
|
B. |
6y4 + 11y3 – 42y2 + 53y – 20 |
| |
|
C. |
6y4 – 35y2 – 20 |
| |
|
D. |
5y2 + 2y – 1 |
| |
|
Hint |
|
| |
4. |
Find the GCF of 24, 36, and 108. |
| |
|
A. |
6 |
B. |
72 |
| |
|
C. |
12 |
D. |
24 |
| |
|
Hint |
|
| |
5. |
Factor x2 - y4 |
| |
|
A. |
(x - y2)(x - y2) |
B. |
(x - y2)(x + y2) |
| |
|
C. |
(x + y2)(x + y)(x – y) |
D. |
(x + y)(x – y) |
| |
|
Hint |
|
| |
6. |
Find  . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
7. |
Simplify ((22)3)4. |
| |
|
A. |
29 = 512 |
B. |
220 = 1,048,576 |
| |
|
C. |
224 =16,777,216 |
D. |
212 = 4096 |
| |
|
Hint |
|
| |
8. |
Simplify  . |
| |
|
A. |
x6y3 |
B. |
x26y3 |
| |
|
C. |
x24y19 |
D. |
x3y3 |
| |
|
Hint |
|
| |
9. |
Find (–2x2 + 5x – 1) – (3x2 – 4x – 6). |
| |
|
A. |
–5x2 + 9x – 7 |
B. |
–5x2 + x – 7 |
| |
|
C. |
–5x2 + 9x + 5 |
D. |
–5x2 + x + 5 |
| |
|
Hint |
|
| |
10. |
Anthony and Sanford each throw a football. The height of Anthony's throw can represented by the equation A = –10x2 + 15x + 22, where A is height and x is the time in seconds. The height of Sanford's throw can represented by the equation S = –9x2 + 14x + 23. At time x, what is the combined height of the throws? |
| |
|
A. |
19x2 + 29x + 45 |
B. |
–19x2 + 29x + 45 |
| |
|
C. |
–x2 + x – 1 |
D. |
x2 – x + 1 |
| |
|
Hint |
|
| |
11. |
Simplify 5(2k2 – 3k) – 6k(–k2 + k – 7). |
| |
|
A. |
–6k3 + 4k2 + 27k |
B. |
–6k3 + 4k2 – 5k |
| |
|
C. |
6k3 + 4k2 – 5k |
D. |
6k3 + 4k2 + 27k |
| |
|
Hint |
|
| |
12. |
A worker has a cafeteria meal plan. The plan requires her to pay $20 for the card, and $1 each time x she uses it. If the company sells 100 cards, what is its total revenue? |
| |
|
A. |
2000 |
B. |
2100 |
| |
|
C. |
100x |
D. |
2000 + 100x |
| |
|
Hint |
|
| |
13. |
What is the factored form of the polynomial 23x2 – 69x? |
| |
|
A. |
23x(x + 3) |
B. |
23x(x2 + 3) |
| |
|
C. |
23x(x – 3) |
D. |
23x(x2 – 3) |
| |
|
Hint |
|
| |
14. |
Work backwards to complete  |
| |
|
A. |
  |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
15. |
Work backwards to complete   |
| |
|
A. |
   |
B. |
  |
| |
|
C. |
  |
D. |
  |
| |
|
Hint |
|
| |
16. |
Factor  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
|
|