संबंध \(R=\{(1,2),(1,3),(2,4)\}\) \(A=\{1,2\}\) से \(B=\{2,3,4\}\) में फलन क्यों नहीं है?
Why is \(R=\{(1,2),(1,3),(2,4)\}\) not a function from \(A=\{1,2\}\) to \(B=\{2,3,4\}\)?
Explanation opens after your attempt
A. क्योंकि (1) के दो प्रतिबिंब हैंBecause (1) has two images
Concept
The same first component (1) is related to two different second components. Such a relation is not a function.
Why this answer is correct
The correct answer is A. क्योंकि (1) के दो प्रतिबिंब हैं / Because (1) has two images. The same first component (1) is related to two different second components. Such a relation is not a function.
Exam Tip
एक ही प्रथम अवयव (1) दो अलग द्वितीय अवयवों से जुड़ा है। ऐसी स्थिति फलन नहीं बनाती।
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