यदि \(A\subseteq U\) है, तो (A') की सबसे सही परिभाषा कौन सी है?
If \(A\subseteq U\), which is the most correct definition of (A')?
Explanation opens after your attempt
Correct Answer
A. \((A'={x:x\in U\) and \(x\notin A})\)
Concept
Complement contains elements that are in (U) but not in (A). Mentioning (U) is necessary in the definition.
Why this answer is correct
\(The correct answer is A. (A'={x:x\in U\) and \(x\notin A}). Complement contains elements that are in (U) but not in (A). Mentioning (U) is necessary in the definition.\)
Exam Tip
पूरक में वही अवयव होते हैं जो (U) में हैं पर (A) में नहीं हैं। परिभाषा में (U) का उल्लेख जरूरी है।
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