यदि \(A=\{1,2\}\) है, तो \(A\times A\) में कौन सा युग्म होगा?
If \(A=\{1,2\}\), which pair will be in \(A\times A\)?
Explanation opens after your attempt
Correct Answer
B. ((2,1))
Concept
Both components of ((2,1)) are from (A), so it is in \(A\times A\). In \(A\times A\), both positions use elements of (A).
Why this answer is correct
The correct answer is B. ((2,1)). Both components of ((2,1)) are from (A), so it is in \(A\times A\). In \(A\times A\), both positions use elements of (A).
Exam Tip
((2,1)) के दोनों घटक (A) से हैं, इसलिए यह \(A\times A\) में है। \(A\times A\) में दोनों स्थानों पर (A) के तत्व आते हैं।
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