यदि \(A\setminus B=\varnothing\) है, तो कौन-सा कथन निश्चित रूप से सही है?
If \(A\setminus B=\varnothing\), which statement is definitely correct?
Explanation opens after your attempt
A. \(A\subseteq B\)
Concept
No element of (A) lies outside (B), so \(A\subseteq B\). An empty difference often indicates a subset relation.
Why this answer is correct
The correct answer is A. \(A\subseteq B\). No element of (A) lies outside (B), so \(A\subseteq B\). An empty difference often indicates a subset relation.
Exam Tip
(A) का कोई भी तत्व (B) के बाहर नहीं है, इसलिए \(A\subseteq B\)। रिक्त अंतर अक्सर उपसमुच्चय बताता है।
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