यदि \(A=\{1,2\}\) और \(B=\{2,3\}\) हैं, तो \(A\times B\cap B\times A\) क्या है?
If \(A=\{1,2\}\) and \(B=\{2,3\}\), what is \(A\times B\cap B\times A\)?
Explanation opens after your attempt
Correct Answer
C. ({(2,2)})
Concept
The only common ordered pair in both Cartesian products is ((2,2)). In ordered pairs, ((1,2)) and ((2,1)) are different.
Why this answer is correct
The correct answer is C. ({(2,2)}). The only common ordered pair in both Cartesian products is ((2,2)). In ordered pairs, ((1,2)) and ((2,1)) are different.
Exam Tip
दोनों कार्तीय गुणनों में समान क्रमित युग्म केवल ((2,2)) है। क्रमित युग्म में ((1,2)) और ((2,1)) अलग होते हैं।
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