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1. |
State the domain of the relation {(1, 6), (-2, 3), (5, 7), (5, 9)}. |
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A. |
{-2, 1, 5} |
B. |
{-2, 1} |
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C. |
{5} |
D. |
{3, 6, 7, 9} |
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Hint |
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2. |
If f(x) = 3x + 5, find f(2). |
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A. |
8 |
B. |
2f |
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C. |
10 |
D. |
11 |
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Hint |
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3. |
Determine the value of r so that the line through (5, 2) and (7, r) has a slope of  . |
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A. |
2 |
B. |
1 |
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C. |
3 |
D. |
6 |
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Hint |
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4. |
Determine the slope of the line graphed below. |
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A. |
0 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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5. |
Which is the graph of the equation y = x + 2? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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6. |
Find the length of the missing side to the nearest hundredth. |
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A. |
7.62 |
B. |
8.25 |
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C. |
8.06 |
D. |
7.81 |
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Hint |
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7. |
In a right triangle, the legs have measures a = 11 and b = 19. Find the length c of the hypotenuse to the nearest hundredth. |
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A. |
21.95 |
B. |
15.49 |
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C. |
28.17 |
D. |
27.63 |
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Hint |
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8. |
Identify the coordinates of point C. |
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A. |
(4, 6) |
B. |
(6, 4) |
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C. |
(2, 1) |
D. |
(5, 2) |
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Hint |
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9. |
Graph  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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10. |
Write an equation of the line whose slope is  and whose y-intercept is 2. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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11. |
What is represented by the horizontal axis? |
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 |
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A. |
days/month |
B. |
sunlight |
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C. |
months |
D. |
hours/day |
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Hint |
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12. |
Which month has the most sunlight? |
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A. |
June |
B. |
November |
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C. |
September. |
D. |
August |
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Hint |
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13. |
What are the coordinates of C? |
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A. |
(-2, 4) |
B. |
(2, -4) |
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C. |
(-2, -4) |
D. |
(2, 4) |
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Hint |
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14. |
Is the relation {(4, 6), (7, 6), (-2, 6), (0, 6)} a function? |
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A. |
yes; values in the domain have more than one value in the range |
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B. |
no; values in the range have more than one value in the domain. |
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C. |
no; values in the domain have more than one value in the range. |
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D. |
yes; values in the domain have one value in the range |
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Hint |
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15. |
Which ordered pair is a solution to the graph  |
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A. |
(10, -3) |
B. |
(2, 2) |
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C. |
(-3,20) |
D. |
(3, 4) |
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Hint |
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16. |
Which ordered pair is a solution in the graph? |
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A. |
(-5, -1) |
B. |
(3, 4) |
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C. |
(3, -5) |
D. |
(4, 8) |
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Hint |
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