यदि \(U=\{1,2,3,4,5,6,7,8\}\), \(A=\{1,3,5,7\}\) और \(B=\{2,3,5,8\}\) हैं, तो \(A\cup B\) क्या है?
If \(U=\{1,2,3,4,5,6,7,8\}\), \(A=\{1,3,5,7\}\), and \(B=\{2,3,5,8\}\), what is \(A\cup B\)?
Explanation opens after your attempt
Correct Answer
A. ( {1,2,3,5,7,8} )
Concept
The union contains all distinct elements of (A) and (B). (U) only shows the universal boundary.
Why this answer is correct
The correct answer is A. ( {1,2,3,5,7,8} ). The union contains all distinct elements of (A) and (B). (U) only shows the universal boundary.
Exam Tip
संघ में (A) और (B) के सभी अलग-अलग अवयव शामिल होते हैं। (U) केवल सार्वत्रिक सीमा बताता है।
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