JEE Main 2025MathematicsSets and RelationsMediumMCQ

JEE Main 2025Sets and Relations Question with Solution

JEE Main 2025 (3 Apr Shift 1)

Question

Let , be a relation on A defined by if and only if .
Let be the number of elements in R and be the minimum number of elements required to be added in R to make it a reflexive relation. then is equal to

Choose an option

Show full solutionCorrect option: D
Correct answer
D

Step-by-step explanation




To make it reflexive we will add

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About this question

This is a previous-year question from JEE Main 2025, 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.