यदि (A-B=A) और (B-C=B) हैं, तो कौन-सा कथन अवश्य सत्य है?
If (A-B=A) and (B-C=B), which statement must be true?
Explanation opens after your attempt
A. \(A\cap B=\varnothing\) और \(B\cap C=\varnothing\)
Concept
(A-B=A) means \(A\cap B=\varnothing\). Similarly, (B-C=B) means \(B\cap C=\varnothing\).
Why this answer is correct
The correct answer is A. \(A\cap B=\varnothing\) और \(B\cap C=\varnothing\). (A-B=A) means \(A\cap B=\varnothing\). Similarly, (B-C=B) means \(B\cap C=\varnothing\).
Exam Tip
(A-B=A) का अर्थ \(A\cap B=\varnothing\) है। इसी तरह (B-C=B) का अर्थ \(B\cap C=\varnothing\) है।
Login to save your score, XP, coins and progress.
