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1. |
Which could be the degree of the function represented by the graph? |
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A. |
4 |
B. |
3 |
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C. |
5 |
D. |
1 |
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Hint |
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2. |
Find f(-2) for f(x) = 2x4 - x3 + 5x + 1. |
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A. |
-57 |
B. |
-21 |
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C. |
31 |
D. |
-29 |
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Hint |
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3. |
Graph f(x) = x3 - 4x2 + 2x – 3. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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4. |
One zero of h(x) = x3 - 3x2 + x + 5 is 2 - i. Which of the following is another zero? |
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A. |
2 + i |
B. |
1 |
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C. |
1 - i |
D. |
1 - 2i |
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Hint |
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5. |
Manufacturing A company sells one of its products in boxes that are twice as long as they are wide, and 2 inches higher than they are long. Find the dimensions of such a box if the volume is 320 cubic inches. |
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A. |
4 in. by 8 in. by 20 in. |
B. |
6 in. by 12 in. by 14 in. |
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C. |
4 in. by 8 in. by 6 in. |
D. |
4 in. by 8 in. by 10 in. |
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Hint |
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6. |
Solve y4 - 18y2 + 81 = 0. |
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A. |
3 |
B. |
3, 3i |
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C. |
-3, 3 |
D. |
-3, 3, -3i, 3i |
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Hint |
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7. |
Which is not a root of z3 + 8 = 0? |
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A. |
2 |
B. |
 |
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C. |
-2 |
D. |
 |
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Hint |
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8. |
Solve  . |
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A. |
16 |
B. |
4, 16 |
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C. |
-4, 2 |
D. |
4 |
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Hint |
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9. |
Determine the inverse of the function  |
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A. |
2x + 2 |
B. |
2x + 1 |
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C. |
x + 2 |
D. |
2x - 2 |
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Hint |
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10. |
Which of the following is a polynomial in one variable? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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11. |
What is the maximum number of turning points of a polynomial of degree 6? |
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A. |
7 |
B. |
5 |
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C. |
cannot be determined from given information. |
D. |
6 |
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Hint |
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12. |
Simplify  |
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A. |
 |
B. |
 |
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C. |
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D. |
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Hint |
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13. |
Which of the following cannot be a rational root of  , according to the Rational Zero Theorem? |
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A. |
2 |
B. |
 |
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C. |
 |
D. |
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Hint |
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14. |
Given that  and  , find  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
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Hint |
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15. |
Given that  and  , what value would not be in the domain of  ? |
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A. |
0 |
B. |
 |
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C. |
3 |
D. |
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Hint |
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16. |
What is the inverse of the relation (3, -1), (2, 5), (-4, -4)? |
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A. |
(-3, -1), (-2, 5), (4, -4) |
B. |
(1, -3), (-5, -2), (4, 4) |
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C. |
(-1, 3), (5, 2), (-4, -4) |
D. |
(-1, 3), (5, 2), (4, 4) |
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Hint |
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17. |
What is the domain and range of  ? |
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A. |
D: 
R:  |
B. |
D: 
R:  |
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C. |
D:
R: |
D. |
D:
R: |
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Hint |
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18. |
Is the inverse of a quadratic function a square root function? |
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A. |
It is a square root function only if it is a quadratic function that opens up. |
B. |
It is a square root function only if the range is restricted to nonnegative numbers. |
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C. |
No. |
D. |
Yes. |
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Hint |
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