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1. |
Solve  |
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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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2. |
Which statement is true about the graph shown below? |
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A. |
The domain is {-3, 2, 4}. |
B. |
The relation is not a function. |
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C. |
The range is {-3, -2, 0, 1}. |
D. |
The relation is a function. |
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Hint |
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3. |
What is the x-intercept of the graph below? |
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A. |
3 |
B. |
2 |
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C. |
-2 |
D. |
-3 |
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Hint |
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4. |
Which equation is graphed below? |
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A. |
x + 3y = 6 |
B. |
3x + y = 6 |
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C. |
3x - y = -6 |
D. |
x - 3y = -6 |
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Hint |
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5. |
Choose the line whose slope is undefined. |
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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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6. |
Write the expression 4 · 4 · 4 · 4 · 4 using exponents. |
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A. |
44 |
B. |
55 |
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C. |
54 |
D. |
45 |
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Hint |
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7. |
Write x6 as a multiplication expression. |
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A. |
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B. |
6x |
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C. |
x · x · x · x · x · x |
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D. |
6 · 6 · 6 · 6 · 6 · 6 |
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Hint |
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8. |
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. |
25 ft |
B. |
68 ft |
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C. |
42 ft |
D. |
50 ft |
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Hint |
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9. |
Evaluate if a = 2, b = 4, and c = -1. |
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A. |
1 |
B. |
2.4 |
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C. |
7 |
D. |
-14 |
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Hint |
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10. |
Simplify the expression 8 (a + 2b) – 7b + 6 (3a – b). |
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A. |
152a – 88b |
B. |
4a – 6b |
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C. |
26a + 3b |
D. |
26a – 6b |
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Hint |
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11. |
If what is the value of  |
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A. |
29 |
B. |
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C. |
89 |
D. |
27 |
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Hint |
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12. |
Solve x + 7 > 13. |
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A. |
{x | x 20} |
B. |
{x | x > 6} |
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C. |
{x | x > 20} |
D. |
{x | x < 13} |
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Hint |
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13. |
Solve  |
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A. |
{y | y < 21} |
B. |
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C. |
{y | y 21} |
D. |
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Hint |
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14. |
Solve 6z > 39. |
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A. |
{z | z < 234} |
B. |
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C. |
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D. |
{z | z > 234} |
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Hint |
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15. |
Solve x + 7 < 5 or x + 6 > 9. |
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A. |
{x | x < -2 or x > 3} |
B. |
{x | -2 > x > 3} |
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C. |
{x | x > -2 or x < 3} |
D. |
{x | -2 < x < 3} |
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Hint |
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16. |
Graph the relation represented by y = x2 – x + 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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17. |
When finding the equation for a line of fit for a scatter plot, you should use __________. |
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A. |
all of the points on the plot |
B. |
the point most characteristic of the scatter plot |
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C. |
two points that you think represent the data well |
D. |
the first and last points on the plot, with respect to the horizontal |
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Hint |
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18. |
A cellular telephone company charges $0.20 per minute or fraction thereof. If Miguel, a customer of this company, talks on his cell phone for 23.27 minutes, what will his charges be for that phone call? |
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A. |
$4.65 |
B. |
$4.66 |
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C. |
$4.80 |
D. |
$4.60 |
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Hint |
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19. |
Suppose a plant grows one inch every year. If x is how old the plant is (in years), and f (x) is how tall the plant is (in inches), what type of function is f (x)? |
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A. |
constant function |
B. |
identity function |
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C. |
step function |
D. |
absolute value function |
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Hint |
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20. |
Graph the inequality y -| x | + 3. |
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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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