यदि (A) में (3) तत्व हैं, तो (\mathcal{P}(A)) के कितने तत्व स्वयं (A) के एक-तत्वीय उपसमुच्चय हैं?

If (A) has (3) elements, how many elements of (\mathcal{P}(A)) are singleton subsets of (A)?

Explanation opens after your attempt
Correct Answer

A. (3)

Step 1

Concept

A set with (3) elements has (3) singleton subsets. All of them are elements of (\mathcal{P}(A)).

Step 2

Why this answer is correct

The correct answer is A. (3). A set with (3) elements has (3) singleton subsets. All of them are elements of (\mathcal{P}(A)).

Step 3

Exam Tip

तीन तत्वों वाले समुच्चय के एक-तत्वीय उपसमुच्चय (3) होते हैं। ये सभी (\mathcal{P}(A)) के तत्व हैं।

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Mathematics Answer, Explanation and Revision Hints

यदि (A) में (3) तत्व हैं, तो (\mathcal{P}(A)) के कितने तत्व स्वयं (A) के एक-तत्वीय उपसमुच्चय हैं? / If (A) has (3) elements, how many elements of (\mathcal{P}(A)) are singleton subsets of (A)?

Correct Answer: A. (3). Explanation: तीन तत्वों वाले समुच्चय के एक-तत्वीय उपसमुच्चय (3) होते हैं। ये सभी (\mathcal{P}(A)) के तत्व हैं। / A set with (3) elements has (3) singleton subsets. All of them are elements of (\mathcal{P}(A)).

Which concept should I revise for this Mathematics MCQ?

A set with (3) elements has (3) singleton subsets. All of them are elements of (\mathcal{P}(A)).

What exam hint can help solve this Mathematics question?

तीन तत्वों वाले समुच्चय के एक-तत्वीय उपसमुच्चय (3) होते हैं। ये सभी (\mathcal{P}(A)) के तत्व हैं।