यदि \(A\cap B=\varnothing\) और \(B\cap C=\varnothing\), तो क्या \(A\cap C=\varnothing\) होना अनिवार्य है?
If \(A\cap B=\varnothing\) and \(B\cap C=\varnothing\), is it necessary that \(A\cap C=\varnothing\)?
Explanation opens after your attempt
A. नहीं, (A) और (C) कट सकते हैंNo, (A) and (C) may overlap
Concept
The two conditions only separate (B) from (A) and (C); (A) and (C) can still overlap. A Venn diagram quickly shows the counterexample.
Why this answer is correct
The correct answer is A. नहीं, (A) और (C) कट सकते हैं / No, (A) and (C) may overlap. The two conditions only separate (B) from (A) and (C); (A) and (C) can still overlap. A Venn diagram quickly shows the counterexample.
Exam Tip
दोनों शर्तें केवल (B) को (A) और (C) से अलग करती हैं, (A) और (C) आपस में कट सकते हैं। वेन आरेख से प्रतिउदाहरण जल्दी दिखता है।
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