यदि \(A=\{1,2,3\}\) और \(B=\{4,5\}\), तो \(A\cap B\) क्या है?
If \(A=\{1,2,3\}\) and \(B=\{4,5\}\), what is \(A\cap B\)?
Explanation opens after your attempt
Correct Answer
C. \( \varnothing \)
Concept
There is no common element in the two sets. Such sets are disjoint and their intersection is \(\varnothing\).
Why this answer is correct
The correct answer is C. \( \varnothing \). There is no common element in the two sets. Such sets are disjoint and their intersection is \(\varnothing\).
Exam Tip
दोनों समुच्चयों में कोई समान अवयव नहीं है। ऐसे समुच्चय असंयुक्त होते हैं और प्रतिच्छेद \(\varnothing\) होता है।
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