(n(U)=125), (n(A)=62), (n(B)=55) और (n(\(A\cup B\)^c)=24) है। (n\(A\cap B\)) कितना होगा?
(n(U)=125), (n(A)=62), (n(B)=55), and (n(\(A\cup B\)^c)=24). What is (n\(A\cap B\))?
Explanation opens after your attempt
A. (16)
Concept
First (n\(A\cup B\)=125-24=101). Then (n\(A\cap B\)=62+55-101=16).
Why this answer is correct
The correct answer is A. (16). First (n\(A\cup B\)=125-24=101). Then (n\(A\cap B\)=62+55-101=16).
Exam Tip
पहले (n\(A\cup B\)=125-24=101)। फिर (n\(A\cap B\)=62+55-101=16)।
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