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1. |
Simplify (4x2y) (2xy2z3)3. |
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A. |
32x6y6z9 |
B. |
32x5y7z9 |
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C. |
8x5y7z9 |
D. |
24x5y7z9 |
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Hint |
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2. |
Arrange the terms of 6x4y2 – 4x2y + 2xy3 + 8 so that the powers of y are in ascending order. |
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A. |
2xy3 + 6x4y2 - 4x2y + 8 |
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B. |
8 + 2xy3 - 4x2y + 6x4y2 |
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C. |
6x4y2 - 4x2y + 2xy3 +8 |
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D. |
8 – 4x2y + 6x4y2 + 2xy3 |
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Hint |
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3. |
Find the difference (-3x3 – 7x2 + 5x – 4) – (6x2 – 8). |
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A. |
-11x8 + 4 |
B. |
–3x3 – 13x2 + 5x - 12 |
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C. |
–3x3 – 13x2 + 5x + 4 |
D. |
–3x3 – x2 + 5x - 12 |
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Hint |
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4. |
Find –8x3y2(3xy4 – 2x5 – y). |
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A. |
–5x4y6 - 10x8y2 - 9x3y3 |
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B. |
–24x4y6 - 16x8y2 + 8x3y3 |
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C. |
–24x4y6 + 16x15y2 + 8x3y3 |
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D. |
–24x4y6 + 16x8y2 + 8x3y3 |
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Hint |
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5. |
Find the GCF of 24, 36, and 108. |
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A. |
6 |
B. |
24 |
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C. |
12 |
D. |
72 |
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Hint |
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6. |
Find the GCF of 54a2, 84ab, and 10c |
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A. |
2abc |
B. |
4 |
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C. |
8ab |
D. |
2 |
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Hint |
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7. |
Find  . |
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A. |
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B. |
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C. |
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D. |
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Hint |
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8. |
Simplify ((22)3)4. |
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A. |
220 = 1,048,576 |
B. |
29 = 512 |
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C. |
212 = 4096 |
D. |
224 =16,777,216 |
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Hint |
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9. |
Simplify  . |
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A. |
x3y2 |
B. |
x2y |
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C. |
x2y2 |
D. |
x3y |
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Hint |
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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, how much higher is Sanford's throw? |
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A. |
x2 + x + 1 |
B. |
x2 – x – 1 |
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C. |
x2 + x – 1 |
D. |
x2 – x + 1 |
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Hint |
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11. |
Multiply 4x2 (–x2 – 3x + 2). |
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A. |
–4x2 – 12x + 8 |
B. |
–4x4 – 7x3 + 8x2 |
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C. |
–4x2 – 7x + 8 |
D. |
–4x4 – 12x3 + 8x2 |
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Hint |
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12. |
Which pair of terms are like terms? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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13. |
Which sketch represents  |
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A. |
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B. |
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C. |
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D. |
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Hint |
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14. |
Which sketch represents  |
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A. |
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B. |
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C. |
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D. |
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Hint |
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