(A) में (4) तत्व हैं। (A) पर स्वसम संबंधों की संख्या कितनी है?
Set (A) has (4) elements. How many reflexive relations are there on (A)?
Explanation opens after your attempt
B. \(2^{12}\)
Concept
The (4) self-pairs are compulsory and the remaining (16-4=12) pairs are free. Hence the number is \(2^{12}\).
Why this answer is correct
The correct answer is B. \(2^{12}\). The (4) self-pairs are compulsory and the remaining (16-4=12) pairs are free. Hence the number is \(2^{12}\).
Exam Tip
(4) आत्म युग्म अनिवार्य हैं और बाकी (16-4=12) युग्म स्वतंत्र हैं। इसलिए संख्या \(2^{12}\) है।
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