\(यदि (A={\)सोम,मंगल\(}) और (B={\)सुबह,शाम}) हैं, तो ((सोम,शाम)) किसका तत्व है?
\(If (A={\)Mon,Tue\(}) and (B={\)morning,evening}), of which set is ((Mon,evening)) an element?
Explanation opens after your attempt
A. \(A\times B\)
Concept
The first component (Mon) is from (A) and the second component (evening\() is from (B). Therefore, the pair belongs to (A\times B).\)
Why this answer is correct
\(The correct answer is A. (A\times B). The first component (\)Mon) is from (A) and the second component (evening\() is from (B). Therefore, the pair belongs to (A\times B).\)
Exam Tip
पहला घटक (सोम) (A) से और दूसरा घटक (शाम) (B) से है। \(इसलिए युग्म (A\times B) में आता है\)।
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