यदि \(A\subseteq U\) और (A'=U), तो (A) के बारे में कौन सा कथन सही है?

If \(A\subseteq U\) and (A'=U), which statement about (A) is correct?

Explanation opens after your attempt
Correct Answer

A. \(A=\emptyset\)

Step 1

Concept

Only the empty set has the whole (U) as its complement. Always remember the universal set in complement questions.

Step 2

Why this answer is correct

The correct answer is A. \(A=\emptyset\). Only the empty set has the whole (U) as its complement. Always remember the universal set in complement questions.

Step 3

Exam Tip

केवल रिक्त समुच्चय का पूरक पूरा (U) होता है। पूरक वाले प्रश्नों में सार्वत्रिक समुच्चय याद रखें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(A\subseteq U\) और (A'=U), तो (A) के बारे में कौन सा कथन सही है? / If \(A\subseteq U\) and (A'=U), which statement about (A) is correct?

Correct Answer: A. \(A=\emptyset\). Explanation: केवल रिक्त समुच्चय का पूरक पूरा (U) होता है। पूरक वाले प्रश्नों में सार्वत्रिक समुच्चय याद रखें। / Only the empty set has the whole (U) as its complement. Always remember the universal set in complement questions.

Which concept should I revise for this Mathematics MCQ?

Only the empty set has the whole (U) as its complement. Always remember the universal set in complement questions.

What exam hint can help solve this Mathematics question?

केवल रिक्त समुच्चय का पूरक पूरा (U) होता है। पूरक वाले प्रश्नों में सार्वत्रिक समुच्चय याद रखें।