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1. |
Which is the graph of the inequality x + 2y - 2  0? |
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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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2. |
In shipping, an oversize package is one in which the sum of the length and girth exceeds 100 inches, and also one whose length alone exceeds 70 inches. Which of the following best represents this situation? |
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A. |
l + g > 100, g < 70 |
B. |
l + g < 100, g < 70 |
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C. |
l + g > 100, l > 70 |
D. |
l + g > 100, l < 70 |
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Hint |
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3. |
Determine the symmetry of g(x) =  . |
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A. |
not symmetric |
B. |
symmetric with respect to only the x-axis |
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C. |
symmetric with respect to only the y-axis |
D. |
symmetric with respect to the origin |
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Hint |
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4. |
Find the area of  if d =14.2, D = 33.6°, and E = 15.2°. |
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A. |
about 62.1 square units |
B. |
about 46.5 square units |
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C. |
about 35.9 square units |
D. |
about 71.9 square units |
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Hint |
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5. |
Write the standard form of the equation of a line for which the length of the normal segment to the origin is 10 and the normal makes an angle of  with the positive x-axis. |
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A. |
 x - y + 20 = 0 |
B. |
x + y + 20 = 0 |
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C. |
x - y - 20 = 0 |
D. |
x + y - 20 = 0 |
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Hint |
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6. |
Complete the identity  ______________. |
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A. |
cos A |
B. |
-cos A |
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C. |
sin A |
D. |
-sin A |
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Hint |
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7. |
Find the magnitude of  for T(4, 0, -6) and M(5, -1, 0). |
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A. |
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B. |
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C. |
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D. |
6 |
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Hint |
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8. |
Write the polar equation  in rectangular form. |
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A. |
x2 + y2 = 4x |
B. |
x2 + y2 = 2x |
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C. |
x + y = 4x |
D. |
x + y = 2x2 |
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Hint |
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9. |
Write an equation in slope-intercept form of the line whose parametric equations are x = -6 + 3t and y = 5 - 4t. |
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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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10. |
Evaluate ln 5. |
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A. |
0.6690 |
B. |
1.7918 |
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C. |
2.1312 |
D. |
1.6094 |
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Hint |
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11. |
In a stem-and-leaf plot, what could 8|1 represent? |
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A. |
all of these |
B. |
0.81 |
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C. |
8100 |
D. |
81 |
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Hint |
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12. |
Draw a box-and-whisker plot for the set of data
{67, 90, 83, 85, 73, 80, 78, 79, 68, 71}. |
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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. |
Write an equation in slope-intercept form with a slope of  that passes through the point (-3, -5). |
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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. |
A bank charges a $10 fee if the account balance is less than $200. If the balance is in between $200 and $500 there is a $5 fee. If at least $500 is in the account, there is no fee.Graph the fee schedule for different account balances. |
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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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15. |
Describe the end behavior of the function:
f(x) = x4 - x3 + x2 + x - 1 |
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A. |
f(x)  as x  , f(x) as x |
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B. |
f(x) as x , f(x) as x |
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C. |
f(x) as x , f(x) as x |
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D. |
f(x) as x , f(x) as x |
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Hint |
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16. |
 PQR has vertices P(5, 8), Q(9, 5), and R(3, 2). Find the length of the altitude of PQR through point P (PQR Is not a right triangle, so there is only one altitude through P). |
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A. |
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B. |
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C. |
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D. |
5 |
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Hint |
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17. |
Find  |
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A. |
The limit does not exist. |
B. |
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C. |
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D. |
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Hint |
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18. |
Find the sum  . |
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A. |
12 |
B. |
The sum does not exist. |
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C. |
0 |
D. |
8 |
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Hint |
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19. |
Find the first three iterates of the function f(z) = z2 - 8 – 5I if the starting value is 2 - i. |
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A. |
-5 - 7i, -11i, 7 - 13i |
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B. |
-7 - 5i, -4 - 5i, 1 - 5i |
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C. |
-3 - 5i, 26 - 5i, 693 - 5i |
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D. |
-5 – 9i, -64 + 85i, -3137 – 10885i |
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Hint |
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20. |
Find the variance of the data below.
36, 49, 65, 77, 70, 49, 40, 58, 76, 73, 58, 39 |
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A. |
199.61 |
B. |
200.58 |
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C. |
201.03 |
D. |
202.58 |
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Hint |
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