JEE Main 2023 — Sets And Relations Question with Solution
From: JEE Main 2023 (Online) 13th April Evening Shift
Question
Let and or be a relation on . Then the minimum number of elements, that must be added to the relation so that it becomes reflexive and symmetric, is __________
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Show full solutionCorrect answer: 7
Correct answer
7
Step-by-step explanation
Relation to be reflexive
also should be added in .
Relation to be symmetric if , then
also should be added in
Minimum number of elements to be added to
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This is a previous-year question from JEE Main 2023, covering the Sets And Relations chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.