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1. |
Use the distributive property to rewrite  without parentheses. |
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A. |
24x - 4 |
B. |
24x - 3 |
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C. |
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D. |
24x - 24 |
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Hint |
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2. |
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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3. |
Determine the slope of the line graphed below. |
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A. |
0 |
B. |
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C. |
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D. |
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Hint |
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4. |
Which inequality is graphed below? |
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A. |
y < 8 |
B. |
x < 8 |
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C. |
y < 8 |
D. |
y > 8 |
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Hint |
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5. |
Solve 3r + 5 > 26. |
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A. |
r > 7 |
B. |
r > 21 |
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C. |
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D. |
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Hint |
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6. |
Select the figure that has two lines of symmetry. |
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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. |
Graph A(-2, 5) and B(-3, 6). Then reflect A and B over the y-axis and graph A' and B'. |
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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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8. |
Simplify the expression 2a + 7b + 12a + 3b and then evaluate if a = 2 and b = -2. |
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A. |
14a + 10b; 8 |
B. |
9a + 15b; -12 |
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C. |
10a + 14b; -8 |
D. |
14a + 8b; 12 |
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Hint |
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9. |
Michael just got a job mowing his elderly neighbor's lawn paying him $10 each week. Draw a graph showing the amount he receives is increasing very rapidly. Suppose you graph the time in weeks on the horizontal axis and the amount Michael receives on the vertical axis. |
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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. |
What is the new equation if the graph y = 2x3 – 6x2 is moved down 1 unit? |
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A. |
y = 2x3 – 6x2 – 1 |
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B. |
y = 2x3 – 5x2 |
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C. |
y = 2x3 – 6x2 + 1 |
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D. |
y = x3 – 6x2 |
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Hint |
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11. |
In the relationship  , why is y inversely proportional to x? |
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A. |
8 is divided into y |
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B. |
8 is divided into x |
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C. |
the relationship is undefined at x = 0 |
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D. |
the product of xy is a constant, 8 |
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Hint |
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12. |
What is true of the second differences for the equation x2 – 6x + 12? |
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A. |
they increase by 12 |
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B. |
they increase by 1 |
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C. |
they decrease by 1 |
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D. |
they are constant |
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Hint |
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13. |
What is the relationship between constant second differences and the coefficient of the equation? |
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A. |
the second difference is 2 times the coefficient |
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B. |
the second difference is –2 times the coefficient |
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C. |
the second difference is opposite the coefficient |
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D. |
the second difference is the same as the coefficient |
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Hint |
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14. |
Identify the growth factor in the equation p = 682,363 × 1.08n where p is the population and n is the number of years after 2001. |
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A. |
682,363 |
B. |
1.08 |
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C. |
p |
D. |
n |
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Hint |
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15. |
Which curve represents exponential decay? |
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A. |
curve d |
B. |
curve b |
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C. |
curve a |
D. |
curve c |
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Hint |
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16. |
Find the table that does not represent an exponential equation. |
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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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17. |
Use a graphing calculator to graph y = 8x – 2x2. Estimate the highest point on the graph. |
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A. |
(7, 3) |
B. |
(3, 7) |
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C. |
(2, 8) |
D. |
(8, 2) |
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Hint |
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18. |
Select the figure that is a reflection. |
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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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19. |
Find the angle of rotation for the following figure. |
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A. |
150° |
B. |
30° |
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C. |
–30° |
D. |
–90° |
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Hint |
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20. |
What is a reflection over a line and then a translation by a vector parallel to that line called? |
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A. |
glide reflection |
B. |
translation |
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C. |
symmetric rotation |
D. |
rotation |
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Hint |
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