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1. |
If a true statement results when the numbers in an ordered pair are substituted into an equation in two variables, then the ordered pair is a(n)______. |
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A. |
range set |
B. |
identity |
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C. |
inverse relation |
D. |
solution of the equation |
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Hint |
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2. |
Select the correct graph for the relation y = -2x if the domain is
{-2, -1, 0, 1, 2}. |
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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. |
Solve the equation 10x - 5y = 15 if the domain is {-2, -1, 0, 1, 2}. |
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A. |
{(-2, -7), (-1, -5), (0, -3), (1, -1), (2, 1)} |
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B. |
{(-2, 2), (-1, 1), (0, 0), (1, 2), (2, 1)} |
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C. |
{(-2, -2), (-1, -1), (0, 0), (1, 1), (2, 2)} |
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D. |
{(2, -1), (-1, 1), (0, 3), (1, 5), (2, 7)} |
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Hint |
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4. |
Which of the ordered pairs is a solution of y = -4x – 4? |
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A. |
(0, 4) |
B. |
(3, -8) |
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C. |
(-2, 4) |
D. |
(1, -6) |
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Hint |
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5. |
Suppose a rectangle has a perimeter of 16 cm. What are the possible dimensions of the rectangle given the domain (or length) values {2, 3, 4}? |
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A. |
(2, 12), (3, 10), (4, 8) |
B. |
(2, 14), (3, 13), (4, 12) |
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C. |
(2, 6), (3, 5), (4, 4) |
D. |
(2, 10), (3, 11), (4, 12) |
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Hint |
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