यदि \(A={\emptyset,{\emptyset},1}\) है, तो कौन सा (A) का उपसमुच्चय नहीं है?
If \(A={\emptyset,{\emptyset},1}\), which is not a subset of (A)?
Explanation opens after your attempt
D. ({1,2})
Concept
The element (2) is not in (A). Every element of a subset must belong to the original set.
Why this answer is correct
The correct answer is D. ({1,2}). The element (2) is not in (A). Every element of a subset must belong to the original set.
Exam Tip
(2) समुच्चय (A) का सदस्य नहीं है। उपसमुच्चय में हर सदस्य मूल समुच्चय में होना चाहिए।
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