Practice Symmetric Closure (18.7.2) - Operations on Relations - Discrete Mathematics - Vol 1
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Symmetric Closure

Practice - Symmetric Closure

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a symmetric relation?

💡 Hint: Think about the definition of symmetry.

Question 2 Easy

If R = {(1, 2)}, is this symmetric? What would be its closure?

💡 Hint: Check if you can find the inverse of the only pair.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the purpose of symmetric closure?

To ensure pairs are reciprocated
To add arbitrary pairs
To narrow down the relation

💡 Hint: Recall the definition of symmetry in relations.

Question 2

True or False: All relations are symmetric by default.

True
False

💡 Hint: Think about the conditions that define symmetry.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given the relation R = {(1, 2), (2, 3)}, compute its symmetric closure and explain your steps.

💡 Hint: List all pairs and their inverses systematically.

Challenge 2 Hard

Evaluate the necessity of minimal expansion in creating symmetric closures by discussing an example.

💡 Hint: Consider how adding too many pairs can overcomplicate the relation.

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