यदि \(A=\{1,2,3\}\), तो कौन सा (\mathcal{P}(A)) का उपसमुच्चय है?
If \(A=\{1,2,3\}\), which is a subset of (\mathcal{P}(A))?
Explanation opens after your attempt
Correct Answer
A. \({\emptyset,{1},{2,3}}\)
Concept
Elements of (\mathcal{P}(A)) are subsets of (A), and every member in option A is such a subset. Distinguish (1) from ({1}).
Why this answer is correct
The correct answer is A. \({\emptyset,{1},{2,3}}\). Elements of (\mathcal{P}(A)) are subsets of (A), and every member in option A is such a subset. Distinguish (1) from ({1}).
Exam Tip
(\mathcal{P}(A)) के सदस्य (A) के उपसमुच्चय हैं, और विकल्प A के सभी सदस्य ऐसे हैं। संख्या (1) को ({1}) से अलग समझें।
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