यदि \(A=\{1,2,3\}\) और \(R=\{(1,1),(2,2),(3,3),(1,2),(2,1)\}\) है, तो (R) किस property को अवश्य पूरा करता है?
If \(A=\{1,2,3\}\) and \(R=\{(1,1),(2,2),(3,3),(1,2),(2,1)\}\), which property does (R) definitely satisfy?
Explanation opens after your attempt
A. स्वपरावर्तीReflexive
Concept
It contains all diagonal pairs of (A). Therefore, (R) is definitely reflexive.
Why this answer is correct
The correct answer is A. स्वपरावर्ती / Reflexive. It contains all diagonal pairs of (A). Therefore, (R) is definitely reflexive.
Exam Tip
इसमें (A) के सभी diagonal pairs मौजूद हैं। इसलिए (R) reflexive जरूर है।
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