यदि \(A\subseteq B\) और (n(A)=5), (n(B)=5) है तो कौन सा निष्कर्ष सही है?
If \(A\subseteq B\) and (n(A)=5), (n(B)=5), then which conclusion is correct?
Explanation opens after your attempt
Correct Answer
A. (A=B)
Concept
If (A) is a subset of (B) and both have the same number of elements, they are equal. Equal cardinality is the key clue here.
Why this answer is correct
The correct answer is A. (A=B). If (A) is a subset of (B) and both have the same number of elements, they are equal. Equal cardinality is the key clue here.
Exam Tip
यदि (A) (B) का उपसमुच्चय है और दोनों में समान संख्या में अवयव हैं, तो वे बराबर हैं। समान कार्डिनैलिटी यहां महत्वपूर्ण संकेत है।
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