समुच्चय \(A=\{1,2\}\) पर सार्वत्रिक संबंध कौन सा है?
Which is the universal relation on \(A=\{1,2\}\)?
Explanation opens after your attempt
A. ({(1,1),(1,2),(2,1),(2,2)})
Concept
The universal relation is equal to \(A\times A\). Therefore it contains all (4) ordered pairs.
Why this answer is correct
The correct answer is A. ({(1,1),(1,2),(2,1),(2,2)}). The universal relation is equal to \(A\times A\). Therefore it contains all (4) ordered pairs.
Exam Tip
सार्वत्रिक संबंध \(A\times A\) के बराबर होता है। इसलिए इसमें सभी (4) ordered pairs होंगे।
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