यदि \(A=\{1,2\}\) और \(B=\{3,4,5\}\) हैं, तो \(A\times B\) में ((2,4)) का स्थान किस कारण सही है?
If \(A=\{1,2\}\) and \(B=\{3,4,5\}\), why is ((2,4)) correctly placed in \(A\times B\)?
Explanation opens after your attempt
A. क्योंकि \(2\in A\) और \(4\in B\)Because \(2\in A\) and \(4\in B\)
Concept
In ((2,4)), the first component (2) is from (A) and the second component (4) is from (B). This is the correct membership check.
Why this answer is correct
The correct answer is A. क्योंकि \(2\in A\) और \(4\in B\) / Because \(2\in A\) and \(4\in B\). In ((2,4)), the first component (2) is from (A) and the second component (4) is from (B). This is the correct membership check.
Exam Tip
((2,4)) में पहला घटक (2) (A) से और दूसरा घटक (4) (B) से है। यही सदस्यता की सही जांच है।
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