यदि \(U=\{1,2,3,4,5,6,7,8\}\) और \(A=\{1,3,5,7\}\) है, तो (A') में कितने तत्व हैं?
If \(U=\{1,2,3,4,5,6,7,8\}\) and \(A=\{1,3,5,7\}\), how many elements are in (A')?
Explanation opens after your attempt
Correct Answer
C. (4)
Concept
(A') contains (2,4,6,8), so it has (4) elements. A complement is always taken with respect to the given universal set.
Why this answer is correct
The correct answer is C. (4). (A') contains (2,4,6,8), so it has (4) elements. A complement is always taken with respect to the given universal set.
Exam Tip
(A') में (2,4,6,8) हैं, इसलिए इसमें (4) तत्व हैं। पूरक हमेशा दिए गए सार्वत्रिक समुच्चय के सापेक्ष होता है।
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