यदि (\mathcal{P}(A)={\emptyset,{x}}) है तो (A) क्या होगा?
If (\mathcal{P}(A)={\emptyset,{x}}), what is (A)?
Explanation opens after your attempt
Correct Answer
B. {(x)}
Concept
The power set contains (A) itself as an element. Hence here \(A=\{x\}\).
Why this answer is correct
The correct answer is B. {(x)}. The power set contains (A) itself as an element. Hence here \(A=\{x\}\).
Exam Tip
घात समुच्चय में (A) स्वयं भी एक तत्व होता है। इसलिए यहां \(A=\{x\}\) है।
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