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1. |
Describe transformation shown in the graph. |
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A. |
translation 5 units down |
B. |
reflection over the x-axis |
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C. |
reflection over the y-axis |
D. |
translation 5 units up |
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Hint |
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2. |
Use elimination to solve the system of equations shown below.
2x - 4y = -5
3x + 4y = -15 |
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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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3. |
Find a number that when squared equals 484. |
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A. |
-22 only |
B. |
None of these is correct |
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C. |
22 or -22 |
D. |
22 only |
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Hint |
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4. |
Factor x2 + 5x + 6. |
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A. |
(x + 2)(x + 3) |
B. |
(x + 1)(x + 5) |
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C. |
prime |
D. |
(x + 1)(x + 6) |
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Hint |
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5. |
Solve a2 – 12a = -27. |
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A. |
a = 3 or a = 9 |
B. |
a = -27 or a = -15 |
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C. |
a = 3 |
D. |
a = 9 |
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Hint |
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6. |
Find the coordinates of the vertex of the graph of the equation
y = -3x2 - 12x - 5. |
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A. |
(1, -20) |
B. |
(2, -41) |
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C. |
(-2, 7) |
D. |
(-4, -5) |
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Hint |
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7. |
State the excluded values of x in the expression  . |
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A. |
 |
B. |
 , 3, or 4 |
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C. |
or 3 |
D. |
 or - 3 |
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Hint |
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8. |
Find  . |
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A. |
 |
B. |
 |
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C. |
2 |
D. |
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Hint |
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9. |
Find  . |
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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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10. |
Which equation is in the same family as y = x2? |
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A. |
y = 2x – 3 |
B. |
y = 2x2 – 3 |
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C. |
y = x2 – 3 |
D. |
y = x3 – 3 |
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Hint |
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11. |
What is a conjecture? |
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A. |
an educated guess that has been proved |
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B. |
a ''shot in the dark'' guess that has been proved |
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C. |
a ''shot in the dark'' guess that hasn't been proved yet |
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D. |
an educated guess that hasn't been proved yet |
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Hint |
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12. |
Use an exponent to write 177,147 as a power of 3. |
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A. |
319 |
B. |
39 |
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C. |
317 |
D. |
311 |
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Hint |
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13. |
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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14. |
Find the correct representation of a translation. |
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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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15. |
Find the correct representation of a glide reflection. |
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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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16. |
Solve the equation by backtracking.6(x + 5) 2 – 10 = 14 |
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A. |
x = 3 |
B. |
x = –3 and x = –7 |
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C. |
x = –7 |
D. |
x = –3 |
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Hint |
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17. |
Consider the function f(x) = –x2 + 5. Write the new equation of the function after it has been translated 3 units down. |
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A. |
f(x) = –(x – 3) 2 + 5 |
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B. |
f(x) = –(x + 3) 2 + 5 |
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C. |
f(x) = –x2 + 8 |
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D. |
f(x) = –x2 + 2 |
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Hint |
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18. |
Suppose you spin two spinners, each numbered 1 to 4, and multiply the two outcomes. How many possible number pairs can you roll? |
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A. |
8 |
B. |
10 |
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C. |
4 |
D. |
16 |
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Hint |
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19. |
Suppose you spin one spinner numbered 1 to 3 and another spinner numbered 1 to 5, and multiply the two outcomes. What is the probability that the product will be odd? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
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Hint |
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20. |
The table below shows the population in the state of Illinois for the past 100 years, in 10-year increments. Predict the population in the year 2010. |
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A. |
14,001,524 |
B. |
15,795,102 |
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C. |
12,565,300 |
D. |
14,875,967 |
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Hint |
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