Ordered pairs and Relation
Assessment
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sangita sharma
•
Mathematics
•
9th Grade
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3 plays
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Hard
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10 questions
Show answers
1.
Multiple Choice
Which of the following order pairs are equal?
(a, a) and (b, b)
(2, 3) and (3, 2)
and (2, 3)
(a, b) and (b, a)
2.
Multiple Choice
What is the value of x and y if (x, y) = (2, x+2)
2 & 2
2 & 1
2 & 4
2 & -2
3.
Multiple Choice
What is the value of x and y if (x-2, y) = (2-x, 4 - y)
2 & 4
2 & 2
0 & 4
4 & 0
4.
Multiple Choice
If A = {2, 4, 5} and B = {1, 2, 4}, which of the following set of ordered pairs represents the relation x > y.
{(2, 1), (4, 1), (5, 1)}
{(2, 1), (4, 1), (5, 1), (4, 2)}
{(2, 1), (4, 1), (5, 1), (4, 2), (5,1)}
{(2, 1), (4, 1), (5, 1), (4, 2), (5, 4), (5, 2)}
5.
Multiple Choice
If A = {2, 4, 5} and B = {4, 6, 8}, which of the following set of ordered pairs represents the relation y = x + 2.
{(2, 4), (4, 6)}
{(2, 4), (4, 8)}
{(4, 5), (2, 4), (5, 6), (4, 8)}
{(2, 4), (4, 4), (5, 8)}
6.
Multiple Choice
If A = {4, 16, 25} and B = {2, 4, 5}, which of the following set of ordered pairs represents the relation y =
{(2, 4), (4, 16), (5, 25)}
{(2, 2), (4, 4), (5, 5)}
{(4, 2), (16, 4), (25, 5)}
{(2, 4), (4, 4), (5, 16)}
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