यदि \(A=\{1,{2}\}\) है तो (A) के कितने उपसमुच्चय होंगे?
If \(A=\{1,{2}\}\), how many subsets will (A) have?
Explanation opens after your attempt
Correct Answer
C. (4)
Concept
(A) has two elements (1) and ({2}). Therefore it has \(2^2=4\) subsets.
Why this answer is correct
The correct answer is C. (4). (A) has two elements (1) and ({2}). Therefore it has \(2^2=4\) subsets.
Exam Tip
(A) में दो तत्व हैं (1) और ({2})। इसलिए उपसमुच्चय \(2^2=4\) होंगे।
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