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What defines an empty relation in a set A?

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Single Answer MCQ

Q-00077735

R contains all pairs (a, b) in A × A

R contains no pairs from A

R includes at least one pair (a, a)

R contains pairs (a, b) where a is related to b

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What is a relation R from set A to set B?

Q2.

Which of the following relations is an example of an empty relation?

Q3.

Which type of relation means every element in set A is related to every element in set A?

Q4.

What does it mean for a relation R to be reflexive?