यदि \(A=\{1,2\}\), \(B=\{1,2,3\}\), और \(C=\{1,2,3,4\}\) हैं तो कौन सा कथन सही है?
If \(A=\{1,2\}\), \(B=\{1,2,3\}\), and \(C=\{1,2,3,4\}\), which statement is correct?
Explanation opens after your attempt
Correct Answer
A. \(A\subset B\subset C\)
Concept
Each next set contains all elements of the previous one and one extra element. Hence it forms a chain of proper subsets.
Why this answer is correct
The correct answer is A. \(A\subset B\subset C\). Each next set contains all elements of the previous one and one extra element. Hence it forms a chain of proper subsets.
Exam Tip
हर अगले समुच्चय में पिछले के सभी अवयव और एक अतिरिक्त अवयव है। इसलिए उचित उपसमुच्चय की शृंखला बनती है।
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