यदि \(U=\{1,2,3,4,5,6,7,8,9,10,11,12\}\) और \(A=\{2,3,5,7,11\}\), तो (A') का सही वर्णन क्या है?
If \(U=\{1,2,3,4,5,6,7,8,9,10,11,12\}\) and \(A=\{2,3,5,7,11\}\), what is the correct description of (A')?
Explanation opens after your attempt
A. (U) में (1) और संयुक्त संख्याएँ(1) and composite numbers in (U)
Concept
(A) contains the prime numbers of (U). Therefore the complement contains (1) and composite numbers.
Why this answer is correct
The correct answer is A. (U) में (1) और संयुक्त संख्याएँ / (1) and composite numbers in (U). (A) contains the prime numbers of (U). Therefore the complement contains (1) and composite numbers.
Exam Tip
(A) में (U) की अभाज्य संख्याएँ हैं। इसलिए पूरक में (1) और संयुक्त संख्याएँ होंगी।
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