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1. |
Which could be the degree of the function represented by the graph? |
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 |
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A. |
4 |
B. |
1 |
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C. |
3 |
D. |
5 |
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Hint |
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2. |
Find p(2) for p(x) = x4 + 3x3 - 2x2 - 4x + 1. |
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A. |
25 |
B. |
12 |
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C. |
-7 |
D. |
-1 |
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Hint |
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3. |
Find f(4) for f(x) = x3 - 2x2 + 3x - 7. |
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A. |
1 |
B. |
2 |
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C. |
11 |
D. |
37 |
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Hint |
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4. |
The function whose graph is shown has _____. |
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 |
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A. |
one relative minimum |
B. |
two relative maxima |
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C. |
no relative maxima |
D. |
two relative minima |
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Hint |
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5. |
Approximate the real zero of f(x) = x3 + x + 1 to the nearest tenth. |
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A. |
-0.7 |
B. |
-1.0 |
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C. |
0.3 |
D. |
-1.3 |
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Hint |
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6. |
State the number of positive real zeros for the polynomial
f(x) = x3 + 4x2 + x + 5. |
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A. |
2 |
B. |
1 |
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C. |
3 |
D. |
0 |
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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. |
Find  if g(x) = x - 5 and h(x) = |x|. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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9. |
Which is the inverse of the relation {(1, -3), (3, 5), (6, -2)}? |
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A. |
{(-3, 1), (5, 3), (-2, 6)} |
B. |
{(1, -3), (3, 5), (6, -2)} |
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C. |
{(1, 5), (3, -2), (6, -3)} |
D. |
{(1, -2), (3, 8), (6, 4)} |
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Hint |
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10. |
Find the inverse of the function f(x) = 2x + 3. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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11. |
Write the expression  in quadratic form. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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12. |
Write the expression  in quadratic form. |
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A. |
 |
B. |
 |
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C. |
cannot be done, since  |
D. |
 |
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Hint |
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13. |
Simplify  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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14. |
Find all zeros of  . |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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15. |
If a0 = 1 is the leading coefficient of a polynomial, which of the following cannot be a zero of the polynomial? |
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A. |
1 |
B. |
0 |
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C. |
119 |
D. |
 |
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Hint |
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16. |
If f(7) = 12 and g(2) = 7, then what is the value of  ? |
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A. |
84 |
B. |
12 |
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C. |
2 |
D. |
7 |
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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. |
The amount of money spent at a grocery store can be expressed as a square root function,  , where x is the number of groceries, and f(x) is the amount of money spent. If Eugene buys 12 items, how much money should he expect to spend? |
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A. |
$9.92 |
B. |
$169 |
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C. |
$13 |
D. |
$20 |
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Hint |
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