कौन सा विकल्प \(A=\{1,{2},3\}\) का उपसमुच्चय है?

Which option is a subset of \(A=\{1,{2},3\}\)?

Explanation opens after your attempt
Correct Answer

B. ({{2},3})

Step 1

Concept

The set (A) has ({2}) as an element but not (2). Therefore ({{2},3}) is a subset.

Step 2

Why this answer is correct

The correct answer is B. ({{2},3}). The set (A) has ({2}) as an element but not (2). Therefore ({{2},3}) is a subset.

Step 3

Exam Tip

(A) में ({2}) अवयव है पर (2) अवयव नहीं है। इसलिए ({{2},3}) उपसमुच्चय है।

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Mathematics Answer, Explanation and Revision Hints

कौन सा विकल्प \(A=\{1,{2},3\}\) का उपसमुच्चय है? / Which option is a subset of \(A=\{1,{2},3\}\)?

Correct Answer: B. ({{2},3}). Explanation: (A) में ({2}) अवयव है पर (2) अवयव नहीं है। इसलिए ({{2},3}) उपसमुच्चय है। / The set (A) has ({2}) as an element but not (2). Therefore ({{2},3}) is a subset.

Which concept should I revise for this Mathematics MCQ?

The set (A) has ({2}) as an element but not (2). Therefore ({{2},3}) is a subset.

What exam hint can help solve this Mathematics question?

(A) में ({2}) अवयव है पर (2) अवयव नहीं है। इसलिए ({{2},3}) उपसमुच्चय है।