Practice - Reflexive Relations
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Practice Questions
Test your understanding with targeted questions
Is a relation with the pairs {(1,1), (2,2)} reflexive?
💡 Hint: Check if both elements relate to themselves.
Can the empty relation be reflexive?
💡 Hint: Consider what it means to have no elements.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What defines a reflexive relation?
💡 Hint: Think about the meaning of 'reflexive'.
If a relation R is reflexive, which of the following is true?
💡 Hint: Remember how to represent relations with matrices.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given a set A = {1, 2, 3}, create a non-empty reflexive relation. What pairs must it contain?
💡 Hint: Focus on the requirement of self-pairings.
Formulate a scenario where an empty relation can be considered reflexive. Describe the implications.
💡 Hint: Think about the conditions that make a relation valid.
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