किसी समुच्चय (A) के लिए कौन सा कथन हमेशा सत्य है?
Which statement is always true for a set (A)?
Explanation opens after your attempt
C. \(\varnothing\in \mathcal{P}(A)\)
Concept
\(\varnothing\) is a subset of every set. Therefore \(\varnothing\) is always an element of (\mathcal{P}(A)).
Why this answer is correct
The correct answer is C. \(\varnothing\in \mathcal{P}(A)\). \(\varnothing\) is a subset of every set. Therefore \(\varnothing\) is always an element of (\mathcal{P}(A)).
Exam Tip
\(\varnothing\) हर समुच्चय का उपसमुच्चय है। इसलिए \(\varnothing\) हमेशा (\mathcal{P}(A)) का तत्व होगा।
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