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1. |
Write an equation of the line that passes through (10,-4) and is perpendicular to the line whose equation is  |
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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. |
Triangle FGH has vertices F(12, 6), G(8, 1), and H(-4, 4). If the triangle is reduced so that the resulting perimeter is half the original perimeter, what are the coordinates of F'? |
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A. |
(6, 6) |
B. |
(4, 2) |
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C. |
(-2, -2) |
D. |
(6, 3) |
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Hint |
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3. |
Simplify  |
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A. |
x + 7 |
B. |
x - 4 |
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C. |
x + 4 |
D. |
x2 + 7 |
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Hint |
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4. |
Solve 3y2 + 48 = 0. |
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A. |
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B. |
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C. |
-4 |
D. |
4 |
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Hint |
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5. |
Find an equation of the circle whose center is at (-2, 4) and has radius 5. |
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A. |
(x - 2)2 + (y + 4)2 = 25 |
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B. |
(x + 2)2 + (y - 4)2 = 5 |
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C. |
(x - 2)2 + (y + 4)2 = 5 |
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D. |
(x + 2)2 + (y - 4)2 = 25 |
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Hint |
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6. |
Find the standard form of the equation 2x2 + 2y2 = 8x -16y - 32. |
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A. |
2(x - 2)2 +2(y + 4)2 = 4 |
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B. |
2x2 + 2y2 - 8x + 16y + 32 = 0 |
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C. |
x2 + y2 - 4x + 8y + 16y + 16 = 0 |
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D. |
(x - 2)2 + (y + 4)2 = 4 |
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Hint |
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7. |
Solve the equation w2 - 4w = 12 by graphing. |
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A. |
1, 4 |
B. |
6 |
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C. |
0, -3 |
D. |
-2, 6 |
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Hint |
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8. |
Stan the Hot Dog Man sells 100 hot dogs per day for $2 each, so his daily revenue is $200. He estimates that for every 25 cents he increases the price of a hot dog, he will sell 5 fewer. What range of prices can he charge so that his daily revenue is at least $225? |
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A. |
$2.25-$2.50 |
B. |
$3.00-$4.50 |
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C. |
$2.00-$4.00 |
D. |
$2.50-$4.50 |
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Hint |
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9. |
What is the degree of the polynomial p(x) = 2x5 - 6x4 + 2x2 + 7x - 9? |
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A. |
5 |
B. |
2 |
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C. |
4 |
D. |
3 |
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Hint |
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10. |
Which equation is in quadratic form? |
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A. |
 |
B. |
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C. |
x4 - x2 + x - 1 = 0 |
D. |
3x3 + 3x + 3 = 0 |
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Hint |
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11. |
Solve  |
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A. |
-4. 3 |
B. |
-4 |
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C. |
4 |
D. |
-3, 4 |
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Hint |
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12. |
If  what is the value of  |
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A. |
29 |
B. |
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C. |
89 |
D. |
27 |
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Hint |
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13. |
Solve  |
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A. |
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B. |
{y | y  21} |
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C. |
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D. |
{y | y < 21} |
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Hint |
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14. |
Find the domain of the relation shown in the graph. |
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A. |
{-3, -2, -1, 0, 1, 3} |
B. |
{-3, -2, -1, 0, 1, 2, 3, 5} |
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C. |
{0, 1, 2, 3} |
D. |
{-2, -1, 1, 2, 3, 5} |
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Hint |
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15. |
Write the equation of the line through (5, -3) and (-2, -8) in slope-intercept form. |
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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. |
Simplify:  |
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A. |
-16 |
B. |
16 |
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C. |
no real roots |
D. |
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Hint |
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17. |
In the inequality  what must q be greater than or equal to? |
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A. |
21 |
B. |
9 |
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C. |
5 |
D. |
0 |
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Hint |
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18. |
Which of the following points will be included in the graph of  |
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A. |
(11, 5) |
B. |
(8, 3) |
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C. |
(4, 1) |
D. |
(2, 1) |
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Hint |
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19. |
Write the standard form equation of  and identify the conic section. |
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A. |
 hyperbola |
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B. |
 ellipse |
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C. |
 hyperbola |
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D. |
 parabola |
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Hint |
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20. |
Gail and Gayla throw balls into the air. The equation  represents Gail's throw, where x is time in seconds, and y is height. Gayla's throw is represented by  When are the balls at the same height? |
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A. |
at –1 seconds |
B. |
at 5 seconds |
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C. |
never |
D. |
at 7 seconds |
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Hint |
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