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1. |
Write an algebraic expression to represent ''the sum of 6 and three times a number squared.'' |
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A. |
6 + 3x2 |
B. |
6 + 3x |
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C. |
6(3x) |
D. |
6(3x)2 |
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Hint |
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2. |
The formula for the area of a trapezoid is  Solve the formula for h. |
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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. |
Write  in standard form where A, B, and C are integers whose greatest common factor is 1. |
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A. |
3x - 8y = 2 |
B. |
3x - 8y = 16 |
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C. |
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D. |
3x + 8y = 16 |
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Hint |
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4. |
State which ordered pair satisfies  |
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A. |
(0, 1) |
B. |
(1, 2) |
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C. |
(1, 5) |
D. |
(0, 0) |
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Hint |
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5. |
Use the substitution method to solve m - n = 7 and 3m + 2n = 6. |
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A. |
(-5, 2) |
B. |
(-3, -10) |
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C. |
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D. |
(4, -3) |
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Hint |
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6. |
Solve the system of equations. 
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A. |
(13, 0, -4) |
B. |
(1, -4, 6) |
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C. |
(7, -2, 1) |
D. |
(10, -1, 11) |
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Hint |
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7. |
A(n) _____ is a transformation that occurs when a figure is moved from one location to another. |
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A. |
translation |
B. |
enlargement |
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C. |
addition |
D. |
dilation |
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Hint |
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8. |
Find A - B if  and  |
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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. |
Which product is not defined? |
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A. |
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B. |
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C. |
[16 12 5] |
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D. |
 [11 4 -3] |
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Hint |
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10. |
Simplify  |
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A. |
x2 + 7 |
B. |
x - 4 |
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C. |
x + 4 |
D. |
x + 7 |
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Hint |
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11. |
Simplify  |
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A. |
10a2|b| |
B. |
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C. |
10a2b |
D. |
10ab |
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Hint |
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12. |
The formula for the perimeter of a rectangle is  , where  is the length of the rectangle and w is the width. If a rectangle is 17 ft long and 8 ft wide, what is its perimeter? |
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A. |
42 ft |
B. |
25 ft |
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C. |
50 ft |
D. |
68 ft |
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Hint |
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13. |
Graph the solution set to the inequality 5x – 3 < 3x + 7. |
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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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14. |
Graph the line through (2, 3) that is perpendicular to the line with equation 2x + 5y = 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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15. |
For which scatter plot will a good line of fit have a negative y-intercept? |
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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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16. |
Find A – B if  and  |
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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. |
Find the coordinates of the vertices of the image of a triangle FGH with F(-4, 2), G(-3, -3), H(3,4) after it is rotated 270° counterclockwise about the origin. |
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A. |
F'(2, -4), G'(-3, -3),H'(4, 3) |
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B. |
F'(-2, 4), G'(3, 3),H'(-4, -3) |
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C. |
F'(2, 4), G'(-3, 3),H'(4, -3) |
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D. |
F'(4, 2), G'(3, -3),H'(-3, 4) |
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Hint |
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18. |
Which method of finding solutions would work best to find the solutions to the system 12.4x – 3.66y = 12.19, 3.9x + 6.17y = 19.28, and why? |
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A. |
elimination, because Cramer's Rule doesn't apply to this problem |
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B. |
Cramer's Rule, because none of the other methods will correctly solve the problem |
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C. |
elimination, because 6.17 is a factor of 3.66 |
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D. |
Cramer's Rule, because there are fewer calculations. |
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Hint |
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19. |
Simplify  |
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A. |
27x3ny6 |
B. |
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C. |
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D. |
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Hint |
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20. |
Which of the following is prime? |
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A. |
3x2 – 6y |
B. |
7x2 – y2 |
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C. |
3xy + 13x2 |
D. |
5xy>2 + 10y |
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Hint |
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