\(यदि (A={1,2,3,4}), (B={a,b}) और (R={(x,y):x\in A,,y\in B,,x\) सम है}) है, तो कौन सा युग्म (R) में होगा?
\(If (A={1,2,3,4}), (B={a,b}) and (R={(x,y):x\in A,,y\in B,,x\) is even}), which pair belongs to (R)?
Explanation opens after your attempt
Correct Answer
C. ((4,b))
Concept
\(4\in A\) is even and \(b\in B\), so \((4,b)\in R\). Apply the relation condition to every option.
Why this answer is correct
The correct answer is C. ((4,b)). \(4\in A\) is even and \(b\in B\), so \((4,b)\in R\). Apply the relation condition to every option.
Exam Tip
\(4\in A\) सम है और \(b\in B\), इसलिए \((4,b)\in R\)। संबंध की शर्त को हर विकल्प पर लगाएं।
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