यदि \(A=\{a,b,c\}\) है तो (\mathcal{P}(A)) में कितने शून्य तत्व वाले उपसमुच्चय होंगे?
If \(A=\{a,b,c\}\), how many zero element subsets are in (\mathcal{P}(A))?
Explanation opens after your attempt
Correct Answer
B. (1)
Concept
The only zero element subset is \(\emptyset\). Therefore the number is (1).
Why this answer is correct
The correct answer is B. (1). The only zero element subset is \(\emptyset\). Therefore the number is (1).
Exam Tip
शून्य तत्व वाला उपसमुच्चय केवल \(\emptyset\) होता है। इसलिए संख्या (1) है।
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