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1. |
In mathematics, a relation is _______. |
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A. |
a set of ordered pairs in which every x-coordinate equals every y-coordinate |
B. |
a set of ordered pairs with the same y-coordinates |
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C. |
a set of ordered pairs with the same x-ccordinates |
D. |
a set of ordered pairs |
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Hint |
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2. |
The set of all first coordinates, or x-coordinates, from the ordered pairs in a relation is called the_______. |
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A. |
related coordinates |
B. |
ordered coordinates |
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C. |
domain |
D. |
range |
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Hint |
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3. |
Which table is represented by the graph? |
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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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4. |
The domain and range of the relation shown in the graph are______. |
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A. |
domain: {-1, 0, 1, 2}; range: {-3, -1, 0, 2} |
B. |
domain: {2, 1, 0, -1}; range: {-3, -1, 0, 2} |
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C. |
domain: {-3, -1, 0, 2}; range: {-1, 0, 1, 2} |
D. |
domain: {3, 1, 0, -2}; range: {-2, -1, 0, 1} |
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Hint |
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5. |
Refer to the graph. Determine the range. |
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A. |
{2.1, 2.6, 2.7, 3.0, 3.0, 3.7, 4.3, 4.5, 5.4, 5.0} |
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B. |
{3.1, 3.2, 3.4, 3.6, 3.6, 3.7, 4.3, 4.5, 4.7, 4.8} |
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C. |
{1984, 1985, 1986, 1987, 1988, 1990, 1993, 1995, 1997, 1999} |
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D. |
{1982, 1983,1984,1985, 1986, 1987, 1988,1989, 1990, 1991} |
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Hint |
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