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1. |
Write the standard form of the equation of the line that passes through the point (-4, -2) and is perpendicular to the graph of 3x - 2y + 9 = 0. |
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A. |
2x + 3y + 14 = 0 |
B. |
2x> + 3y - 14 = 0 |
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C. |
3x - 2y + 14 = 0 |
D. |
3x - 2y - 14 = 0 |
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Hint |
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2. |
Which is the graph of  ?
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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3. |
The stated weight of the box of soap is 8.3 ounces. The company randomly chooses boxes to test to see whether their equipment is dispensing the right amount of product. If the discrepancy is more than 0.15 ounce, the production line is stopped for adjustments. Identify the type of function that models this situation. |
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A. |
greatest integer function |
B. |
a straight line |
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C. |
absolute value function |
D. |
step function |
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Hint |
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4. |
If you divide a polynomial by the factor x + 6 and a remainder of zero results, which conclusion is true? |
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A. |
x - 6 is a factor of the polynomial. |
B. |
x - 6 is not a factor of the polynomial. |
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C. |
x + 6 is not a factor of the polynomial. |
D. |
x + 6 is a factor of the polynomial. |
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Hint |
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5. |
Solve  - x + 1 = 0. |
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A. |
1, 2 |
B. |
-1, -2 |
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C. |
1, -2 |
D. |
-1, 2 |
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Hint |
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6. |
How many direction changes are there in the graph of a quartic function? |
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A. |
0 |
B. |
3 |
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C. |
2 |
D. |
1 |
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Hint |
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7. |
If the angle the rope makes with the level ground is 46° 30', how long is the rope? |
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A. |
about 23.6 feet |
B. |
about 25.8 feet |
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C. |
about 47.5 feet |
D. |
about 51.8 feet |
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Hint |
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8. |
A security light is being installed outside a loading dock. The light is mounted 25 feet above the ground. The light must be placed at an angle so that it illuminates a parking lot. If the end of the parking lot is 125 feet from the loading dock, what should be the angle of depression of the light? |
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A. |
about 11.5° |
B. |
about 78.7° |
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C. |
about 11.3° |
D. |
about 78.5° |
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Hint |
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9. |
The diameter of a circle is 18 inches. If a central angle measures 64°, find the length of the intercepted arc. |
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A. |
about 14.6 in. |
B. |
about 20.1 in. |
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C. |
about 18.2 in. |
D. |
about 10.1 in. |
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Hint |
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10. |
Suppose a football player kicks a football with an initial velocity of 22 yards per second at an angle of 63° to the horizontal. Suppose a kick returner catches the ball 3.6 seconds later. How far has the ball traveled horizontally? |
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A. |
about 85 feet |
B. |
about 108 feet |
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C. |
about 154 feet |
D. |
about 223 feet |
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Hint |
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11. |
Find f(2b2) for f(x) = x2 – 4x |
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A. |
2b4 - 8b2 |
B. |
4b4 - 8b2 |
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C. |
4b2 - 8b8 |
D. |
-4b2 |
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Hint |
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12. |
What is the value of y when x = 2? |
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A. |
undefined |
B. |
1 |
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C. |
0 |
D. |
2 |
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Hint |
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13. |
Which is the graph of the compound inequality 0  x + y 4? |
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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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14. |
Which of the following describes the system of equations x - 3y + 2 = 0 and
2x - 6y + 4 = 0? |
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A. |
none of these |
B. |
Consistent and dependent |
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C. |
Consistent and independent |
D. |
Inconsistent |
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Hint |
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15. |
Complete the identity tan ( - A) = ________. |
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A. |
cot A |
B. |
tan A |
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C. |
-tan A |
D. |
-cot A |
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Hint |
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16. |
Solve  for 0 x < 2. |
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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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17. |
Which pair of vectors is perpendicular? |
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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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18. |
Determine the amount of money in a money market account providing an annual rate of 6.5% compounded daily if the invested amount of $3,500 is left in the account for 5 years. |
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A. |
$4,843.97 |
B. |
$1,343.97 |
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C. |
$3,943.84 |
D. |
$3,735.03 |
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Hint |
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19. |
Write the series  in sigma notation. |
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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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20. |
Find the sixth term of  |
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A. |
42h2k5 |
B. |
-21h2k5 |
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C. |
-42h2k5 |
D. |
21h2k5 |
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Hint |
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