यदि \(A={\emptyset,2}\), तो कौन सा (A) का सदस्य भी है और (A) का उपसमुच्चय भी है?

If \(A={\emptyset,2}\), which is both an element of (A) and a subset of (A)?

Explanation opens after your attempt
Correct Answer

A. \(\emptyset\)

Step 1

Concept

\(\emptyset\) is an element of (A) and also a subset of every set. Check both membership and subset relation.

Step 2

Why this answer is correct

The correct answer is A. \(\emptyset\). \(\emptyset\) is an element of (A) and also a subset of every set. Check both membership and subset relation.

Step 3

Exam Tip

\(\emptyset\) (A) का सदस्य है और हर समुच्चय का उपसमुच्चय भी है। सदस्यता और उपसमुच्चय दोनों जांचें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(A={\emptyset,2}\), तो कौन सा (A) का सदस्य भी है और (A) का उपसमुच्चय भी है? / If \(A={\emptyset,2}\), which is both an element of (A) and a subset of (A)?

Correct Answer: A. \(\emptyset\). Explanation: \(\emptyset\) (A) का सदस्य है और हर समुच्चय का उपसमुच्चय भी है। सदस्यता और उपसमुच्चय दोनों जांचें। / \(\emptyset\) is an element of (A) and also a subset of every set. Check both membership and subset relation.

Which concept should I revise for this Mathematics MCQ?

\(\emptyset\) is an element of (A) and also a subset of every set. Check both membership and subset relation.

What exam hint can help solve this Mathematics question?

\(\emptyset\) (A) का सदस्य है और हर समुच्चय का उपसमुच्चय भी है। सदस्यता और उपसमुच्चय दोनों जांचें।