यदि (n\(A\cup B\)=n(A)), तो वेन आरेख के अनुसार कौन सा निष्कर्ष सही है?
If (n\(A\cup B\)=n(A)), which conclusion is correct according to the Venn diagram?
Explanation opens after your attempt
A. \(B\subseteq A\)
Concept
The union is the same size as (A), meaning (B) adds no new region. Therefore, \(B\subseteq A\).
Why this answer is correct
The correct answer is A. \(B\subseteq A\). The union is the same size as (A), meaning (B) adds no new region. Therefore, \(B\subseteq A\).
Exam Tip
संघ (A) जितना ही है, इसका अर्थ (B) से कोई नया क्षेत्र नहीं जुड़ रहा। इसलिए \(B\subseteq A\) है।
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