यदि \(A={\emptyset}\) है तो (n(\mathcal{P}(A))) कितना होगा?
If \(A={\emptyset}\) then what is (n(\mathcal{P}(A)))?
Explanation opens after your attempt
C. (2)
Concept
(A) has one element and that element is \(\emptyset\). Therefore (n(\mathcal{P}(A))=21=2).
Why this answer is correct
The correct answer is C. (2). (A) has one element and that element is \(\emptyset\). Therefore (n(\mathcal{P}(A))=21=2).
Exam Tip
(A) में एक तत्व है और वह \(\emptyset\) है। इसलिए (n(\mathcal{P}(A))=21=2) है।
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