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