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1. |
The formula for the area of a trapezoid is  Solve the formula for h. |
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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. |
If f(x) = [2x - 1], find f(5.4). |
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A. |
9 |
B. |
9.8 |
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C. |
10 |
D. |
8 |
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Hint |
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3. |
Write an inequality to describe all the points on the coordinate plane
above y = -4. |
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A. |
y > 4 |
B. |
y < -4 |
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C. |
y > -4 |
D. |
y < 4 |
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Hint |
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4. |
A feasible region has vertices at (4, 6), (-2, 3), (2, -2), and (3, 1). At which point is the maximum value of the function f(x, y) = 2x + y? |
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A. |
f(-2, 3) |
B. |
f(4, 6) |
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C. |
f(3, 1) |
D. |
f(2, -2) |
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Hint |
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5. |
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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6. |
Find A - B if  and  |
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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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7. |
Find the perimeter of triangle ABC. |
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A. |
(8w + 9) in. |
B. |
(4w + 22) in. |
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C. |
(8w + 8) in. |
D. |
(4w + 8) in. |
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Hint |
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8. |
Solve  |
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A. |
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B. |
5 |
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C. |
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D. |
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Hint |
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9. |
Solve x2 + 7x + 8 = 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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10. |
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A. |
838.5 |
B. |
430 |
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C. |
860 |
D. |
820 |
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Hint |
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11. |
A scatter plot is __________. |
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A. |
a line graph |
B. |
a set of data graphed as ordered pairs in a coordinate plane |
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C. |
a line graphed in a portion of Quadrant I of the coordinate plane |
D. |
a table of data |
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Hint |
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12. |
What is the slope of a constant function? |
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A. |
0 |
B. |
-1 |
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C. |
1 |
D. |
c, where f (x) = c |
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Hint |
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13. |
Factor 3ty3 – 48ty. |
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A. |
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B. |
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C. |
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D. |
3ty(y + 4)(y – 4) |
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Hint |
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14. |
Simplify:  |
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A. |
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B. |
no real roots |
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C. |
-16 |
D. |
16 |
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Hint |
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15. |
Simplify  |
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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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16. |
Solve 0 = x2 + 4x + 5 by graphing. |
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A. |
2 |
B. |
no real roots |
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C. |
1, –5 |
D. |
–1, 5 |
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Hint |
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17. |
Find the vertex of the graph of the function  . |
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A. |
(1, –2) |
B. |
(–1, 4) |
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C. |
(1, 4) |
D. |
(–1, –2) |
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Hint |
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18. |
What is the maximum number of turning points of a polynomial of degree 6? |
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A. |
6 |
B. |
5 |
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C. |
cannot be determined from given information. |
D. |
7 |
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Hint |
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19. |
Write an equation for the ellipse whose endpoints of its major axis are at (2, -7) and (2, 3), and that of its minor axis are at (-1, -2) and (5, -2). |
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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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20. |
Express log 6 15 in terms of common logarithms. |
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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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