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1. |
Which symbol makes the following statement true?
3.25 × 103 ______ 325 |
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A. |
> |
B. |
< |
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C. |
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D. |
= |
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Hint |
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2. |
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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3. |
Graph  with vertices A(1, 2), B(4, 1), C(5, 3). Graph the image of with a scale factor of 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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4. |
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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5. |
The greatest power in a quadratic function is ______. |
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A. |
4 |
B. |
2 |
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C. |
1 |
D. |
3 |
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6. |
A rotation of 180° counterclockwise or 180° clockwise would be ______. |
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A. |
the same |
B. |
None of these is correct. |
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C. |
different |
D. |
impossible |
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Hint |
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7. |
What is the equation of the graph shown? |
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A. |
y = -x2 +2x - 1 |
B. |
y = -x2 - 2x - 1 |
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C. |
y = x2 + 2x + 1 |
D. |
y = x2 - 2x + 1 |
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Hint |
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8. |
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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9. |
Find the equation that has direct variation. |
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A. |
y = 4x |
B. |
y = 5x + 1.3 |
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C. |
y = 0.8x + 9 |
D. |
y = –3x – 1 |
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Hint |
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10. |
Find the equation that is nonlinear. |
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A. |
y = 14 + 6x |
B. |
y = 4y2 |
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C. |
y = –3x – 1 |
D. |
y = 8 – x |
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Hint |
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11. |
What is a conjecture? |
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A. |
a ''shot in the dark'' guess that has been proved |
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B. |
an educated guess that hasn't been proved yet |
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C. |
an educated guess that has been proved |
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D. |
a ''shot in the dark'' guess that hasn't been proved yet |
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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 1 |
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B. |
they increase by 12 |
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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 type of relationship does the equation have if its first differences are constant? |
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A. |
quadratic |
B. |
cubic |
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C. |
linear |
D. |
constant |
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Hint |
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14. |
Use an exponent to write 177,147 as a power of 3. |
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A. |
39 |
B. |
311 |
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C. |
317 |
D. |
319 |
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Hint |
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15. |
Use a graphing calculator to graph y = 8x – 2x2. Estimate the highest point on the graph. |
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A. |
(8, 2) |
B. |
(7, 3) |
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C. |
(2, 8) |
D. |
(3, 7) |
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Hint |
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16. |
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. As you find the width of the pen, which solution can be thrown away since the width cannot be negative? |
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A. |
–8.32 |
B. |
–9.05 |
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C. |
–11.05 |
D. |
–12.32 |
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Hint |
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17. |
Use substitution or elimination to solve the system of equations.
x + 2y = 6
x – 3y = –4 |
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A. |
(2, –2) |
B. |
(–2, 2) |
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C. |
(2, 2) |
D. |
(–2, –2) |
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Hint |
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18. |
If a is the original figure, which figure is a reflection? |
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A. |
d |
B. |
e |
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C. |
b |
D. |
c |
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Hint |
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19. |
What is the scale factor of Figure A to Figure B? |
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A. |
 |
B. |
4 |
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C. |
2 |
D. |
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Hint |
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20. |
Find a rule for a translation that moves a point 3 units to the right and 10 units down. |
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A. |
rule: (x, y)  (x – 10, y + 3) |
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B. |
rule: (x, y) (x + 10, y – 3) |
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C. |
rule: (x, y) (x – 3, y + 10) |
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D. |
rule: (x, y) (x + 3, y – 10) |
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Hint |
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