यदि \(A=\{1,2\}\) है, तो (A) पर reflexive relation में कौन-से pairs अनिवार्य हैं?
If \(A=\{1,2\}\), which pairs are compulsory in a reflexive relation on (A)?
Explanation opens after your attempt
B. ( (1,1),(2,2) )
Concept
A reflexive relation must contain the diagonal pair of every element. For \(A=\{1,2\}\), ( (1,1) ) and ( (2,2) ) are compulsory.
Why this answer is correct
The correct answer is B. ( (1,1),(2,2) ). A reflexive relation must contain the diagonal pair of every element. For \(A=\{1,2\}\), ( (1,1) ) and ( (2,2) ) are compulsory.
Exam Tip
Reflexive relation में हर तत्व का diagonal pair होना चाहिए। \(A=\{1,2\}\) के लिए ( (1,1) ) और ( (2,2) ) अनिवार्य हैं।
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