कौन-सा विकल्प हमेशा सत्य है?
Which option is always true?
Explanation opens after your attempt
C. \(A\cap B\subseteq A\)
Concept
\(A\cap B\) contains only common elements of (A) and (B), so it is a subset of (A). Test always-true statements with examples too.
Why this answer is correct
The correct answer is C. \(A\cap B\subseteq A\). \(A\cap B\) contains only common elements of (A) and (B), so it is a subset of (A). Test always-true statements with examples too.
Exam Tip
\(A\cap B\) में केवल (A) और (B) के सामान्य अवयव होते हैं, इसलिए यह (A) का उपसमुच्चय है। हमेशा सत्य कथनों को उदाहरण से भी जांचें।
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