किसी भी समुच्चय (A) के लिए \(A\cup A^c\) किसके बराबर होता है?
For any set (A), \(A\cup A^c\) is equal to what?
Explanation opens after your attempt
A. (U)universal set
Concept
All elements of (A) and \(A^c\) together form (U). This is one of the most important properties of complement.
Why this answer is correct
The correct answer is A. (U) / universal set. All elements of (A) and \(A^c\) together form (U). This is one of the most important properties of complement.
Exam Tip
(A) और \(A^c\) के सभी तत्व मिलकर (U) बनाते हैं। यह पूरक का सबसे महत्वपूर्ण गुण है।
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