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1. |
Simplify 3(2a + b) + 6(a - 2b). |
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A. |
12a + b |
B. |
12a - 9b |
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C. |
12a + 9b |
D. |
12a + 15b |
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Hint |
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2. |
Determine the slope of the line that passes through the points at
(1, 5) and (-4, 0). |
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A. |
1 |
B. |
 |
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C. |
0 |
D. |
-1 |
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Hint |
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3. |
State the solution of the system of equations graphed below. |
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 |
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A. |
(-1, 3) |
B. |
(3, -1) |
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C. |
(0, 3) |
D. |
(3, 1) |
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Hint |
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4. |
The equations y = -0.38x + 56.6 and y = 0.38x + 43.4 represent the percent of men and women, respectively, receiving bachelor's degrees, where x is the number of years since 1968. In approximately what year did the same percent of men and women receive bachelor's degrees? |
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A. |
1985 |
B. |
1990 |
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C. |
1980 |
D. |
1995 |
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Hint |
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5. |
What is the solution of the system of inequalities? 
|
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 |
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A. |
region 4 |
B. |
region 2 |
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C. |
region 1 |
D. |
region 3 |
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Hint |
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6. |
Solve the system of equations. 
|
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A. |
(1, 1, 2) |
B. |
(0, -2, 7) |
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C. |
no solution |
D. |
infinite number of solutions |
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Hint |
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7. |
Write the matrix equation  as a system of linear equations. |
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A. |
-2s + t = 7
5s + 8t = 12 |
B. |
-2s + 5t = 7
s + 8t = 12 |
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C. |
-2s + t = 12
5s + 8t = 7 |
D. |
-2s = 7
5t = 12 |
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Hint |
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8. |
Simplify (-3a5b3)4. |
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A. |
-12a20b12 |
B. |
-12a9b7 |
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C. |
81a20b12 |
D. |
-81a9b12 |
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Hint |
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9. |
Use synthetic division to find  |
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A. |
 |
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B. |
 |
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C. |
 |
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D. |
2d3 - d2 + 2d - 4 + 5 |
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Hint |
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10. |
The graph of the equation 3x2 + 2y2 + 18x + 21 = 0 is a(n) _____. |
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A. |
ellipse |
B. |
hyperbola |
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C. |
line |
D. |
parabola |
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Hint |
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11. |
Find a quadratic equation with roots  and  . |
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A. |
4x2 - 6x + 1 = 0 |
B. |
4x2 - x + 6 = 0 |
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C. |
8x2 - 3x + 14 = 0 |
D. |
8x2 - 14x + 3 = 0 |
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Hint |
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12. |
Find the coordinates of the foci of a hyperbola with equation  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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13. |
Find the domain of the relation shown in the graph. |
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A. |
{-3, -2, -1, 0, 1, 2, 3, 5} |
B. |
{-3, -2, -1, 0, 1, 3} |
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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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14. |
What is the slope of a constant function? |
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A. |
c, where f (x) = c |
B. |
1 |
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C. |
0 |
D. |
-1 |
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Hint |
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15. |
What type of function is shown in the graph? |
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 |
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A. |
step function |
B. |
piecewise function |
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C. |
constant function |
D. |
absolute value function |
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Hint |
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16. |
Find  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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17. |
What is the GCF of  |
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A. |
p2 |
B. |
3n |
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C. |
n |
D. |
np |
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Hint |
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18. |
Solve by graphing. |
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A. |
x = –2 |
B. |
no real roots |
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C. |
x = 2 |
D. |
x = 0 |
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Hint |
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19. |
If f(7) = 12 and g(2) = 7, then what is the value of  ? |
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A. |
2 |
B. |
84 |
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C. |
12 |
D. |
7 |
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Hint |
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20. |
What is the equation of a parabola that is translated 3 units left and 2 units up from the parabola  ? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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