यदि (n(A)=46), (n(B)=35) और (n\(B\setminus A\)=24) है, तो (n\(A\cap B\)) कितना है?
If (n(A)=46), (n(B)=35), and (n\(B\setminus A\)=24), what is (n\(A\cap B\))?
Explanation opens after your attempt
A. (11)
Concept
(B) is divided into \(B\setminus A\) and \(A\cap B\). Therefore (n\(A\cap B\)=35-24=11).
Why this answer is correct
The correct answer is A. (11). (B) is divided into \(B\setminus A\) and \(A\cap B\). Therefore (n\(A\cap B\)=35-24=11).
Exam Tip
(B) दो भागों \(B\setminus A\) और \(A\cap B\) में बंटता है। इसलिए (n\(A\cap B\)=35-24=11)।
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