यदि \(U=\{1,2,3,4,5,6,7,8,9\}\), \(A=\{2,4,6,8\}\) और \(B=\{1,2,3,4\}\), तो \(A'\cap B\) क्या है?
If \(U=\{1,2,3,4,5,6,7,8,9\}\), \(A=\{2,4,6,8\}\), and \(B=\{1,2,3,4\}\), what is \(A'\cap B\)?
Explanation opens after your attempt
Correct Answer
A. ( {1,3} )
Concept
(A'={1,3,5,7,9}). Its common part with (B) is ({1,3}).
Why this answer is correct
The correct answer is A. ( {1,3} ). (A'={1,3,5,7,9}). Its common part with (B) is ({1,3}).
Exam Tip
(A'={1,3,5,7,9}) है। इसका (B) से सामान्य भाग ({1,3}) है।
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