यदि \(A-B=\varnothing\) है, तो कौन-सा निष्कर्ष सही है?
If \(A-B=\varnothing\), which conclusion is correct?
Explanation opens after your attempt
A. \(A\subseteq B\)
Concept
\(A-B=\varnothing\) means every element of (A) is in (B). Therefore \(A\subseteq B\).
Why this answer is correct
The correct answer is A. \(A\subseteq B\). \(A-B=\varnothing\) means every element of (A) is in (B). Therefore \(A\subseteq B\).
Exam Tip
\(A-B=\varnothing\) का अर्थ है कि (A) का हर अवयव (B) में है। इसलिए \(A\subseteq B\) है।
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