यदि \(A=\{2,4,6\}\) और \(B=\{1,2,3,4\}\), तो (A-B) क्या है?
If \(A=\{2,4,6\}\) and \(B=\{1,2,3,4\}\), what is (A-B)?
Explanation opens after your attempt
A. ({6})
Concept
(A-B) contains elements of (A) that are not in (B), so only (6) remains. Be careful about order in difference.
Why this answer is correct
The correct answer is A. ({6}). (A-B) contains elements of (A) that are not in (B), so only (6) remains. Be careful about order in difference.
Exam Tip
(A-B) में (A) के वे अवयव हैं जो (B) में नहीं हैं, इसलिए केवल (6) बचेगा। अंतर में क्रम का ध्यान रखें।
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