यदि (A) में (6) तत्व हैं तो (\mathcal{P}(A)) में कुल कितने तत्व होंगे?
If (A) has (6) elements, how many total elements will (\mathcal{P}(A)) have?
Explanation opens after your attempt
D. (64)
Concept
A six-element set has \(2^6=64\) subsets. Each element has two choices included or not included.
Why this answer is correct
The correct answer is D. (64). A six-element set has \(2^6=64\) subsets. Each element has two choices included or not included.
Exam Tip
छह तत्वों वाले समुच्चय के उपसमुच्चय \(2^6=64\) होते हैं। हर तत्व के लिए शामिल या न शामिल दो विकल्प होते हैं।
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