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1. |
Kurt is saving to buy a new computer. The computer he wants costs $1299. He has already saved $732. Write an inequality to determine the least amount he must still save. |
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A. |
732 + s 1299 |
B. |
732 + s 1299 |
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C. |
1299 + s 732 |
D. |
1299 + s 732 |
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Hint |
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2. |
Select the segment that has been bisected. |
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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. |
Select the letter that has one line of symmetry. |
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A. |
G |
B. |
A |
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C. |
J |
D. |
F |
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Hint |
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4. |
Draw the graph of y < 0.5x + 1. |
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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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5. |
Find a number that when squared equals 484. |
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A. |
22 or -22 |
B. |
-22 only |
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C. |
22 only |
D. |
None of these is correct |
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Hint |
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6. |
Rectangle DEFG has vertices D(-4, -1), E(-2, -1), F(-2, -4), and G(-4, -4). Which graph shows the translation image of the rectangle that is 6 units right and 3 units up? |
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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. |
What is the equation of the graph shown? |
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A. |
f(x) = -2x2 + 2x - 1 |
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B. |
f(x) = -2x2 + 2x + 1 |
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C. |
f(x) = 2x2 + 2x + 1 |
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D. |
f(x) = 2x2 - 2x + 1 |
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Hint |
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8. |
Find the equation that has direct variation. |
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A. |
y = 0.8x + 9 |
B. |
y = –3x – 1 |
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C. |
y = 4x |
D. |
y = 5x + 1.3 |
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Hint |
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9. |
What is the equation of a line that has a slope of –1 and passes through (–2, 0)? |
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A. |
y = –x + 2 |
B. |
y = –x – 1 |
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C. |
y = –2x + 1 |
D. |
y = –x – 2 |
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Hint |
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10. |
What is the lowest point on the graph of y = x2 + 2? |
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A. |
(0, 0) |
B. |
(2, 0) |
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C. |
(0, –2) |
D. |
(0, 2) |
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Hint |
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11. |
Tell whether the statement is sometimes true, always true, or never true for positive values of n. If it is sometimes true, state for what value it is true. 4n = 6,561. |
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A. |
sometimes true, n = 7 |
B. |
sometimes true, n = 8 |
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C. |
never true |
D. |
always true |
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Hint |
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12. |
Which curve represents exponential decay? |
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A. |
curve b |
B. |
curve c |
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C. |
curve a |
D. |
curve d |
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Hint |
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13. |
Evaluate.  |
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A. |
6 |
B. |
5 |
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C. |
8 |
D. |
–6 |
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Hint |
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14. |
Find a solution to the equation using backtracking.
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A. |
c = 8 |
B. |
c = –1 |
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C. |
c = –14 |
D. |
c = 2 |
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Hint |
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15. |
Find a solution to the equation by doing the same thing to both sides. 8p + 14 = 2p – 22 |
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A. |
p = 1 |
B. |
p = –6 |
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C. |
p = –1 |
D. |
p = 6 |
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Hint |
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16. |
How could you use the graph of h = 20t – 6t2 to estimate the solution(s) of 20t – 6t2 = 7, where h stands for height and t stands for time? |
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A. |
Draw a vertical line at t = 20 and find where it intersects the curve. |
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B. |
Draw a horizontal line at h = 7 and find where it intersects the curve. |
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C. |
Draw a horizontal line at h = 20 and find where it intersects the curve. |
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D. |
Draw a vertical line at t = 7 and find where it intersects the curve. |
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Hint |
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17. |
A ball is launched straight up from ground level modeling the equation h = 52t – 10t2, where h stands for height in meters and t stands for time. On its way up, it reached a particular height at 1 second. On its way down, it again reached the same height. At approximately what time did it reach that height the second time? |
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A. |
3.5 seconds |
B. |
2.0 seconds |
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C. |
4.2 seconds |
D. |
5.2 seconds |
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Hint |
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18. |
Toby needs to create a rectangular pen for his dog. He decides that the area of the pen will be 100 square feet with its length 2 feet longer than its width. What are the dimensions of Toby's pen approximated to the nearest hundredth? |
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A. |
length 10.58 ft width 8.58 ft |
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B. |
length 10.32 ft width 8.32 ft |
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C. |
length 10.00 ft width 10.00 ft |
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D. |
length 11.05 ft width 9.05 ft |
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Hint |
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19. |
Using the figure below as a basic design element and its center of rotation, find the correct figure with an angle of rotation of 100°. |
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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. |
What is the scale factor of Figure A to Figure B? |
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A. |
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B. |
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C. |
2 |
D. |
3 |
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Hint |
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