Practice Types Of Relations (16.3) - Relations - Discrete Mathematics

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6 sample questions

Question 1.
What is a relation in mathematics?
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Think about how two sets can interact.
Question 2.
Define a binary relation.
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Recall what Cartesian product means.
3Question 3.
What defines a binary relation?
- A collection of the same element
- A relation that includes two sets
- Any random numbers
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Remember the context of A and B.
4Question 4.
True or False: A relation can be empty.
- True
- False
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Consider what a subset can be.
Question 5.
Create a binary relation with sets A = {1, 2, 3} and B = {a, b, c}. Explain its properties.
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Think about the possible pairs.
Question 6.
Given a relation R defined on A = {1, 2, 3} as R = {(1, 1), (2, 2), (2, 3)}, determine if it is reflexive.
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Check all elements for self-pairing.

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