\(यदि (A={x:x\) is an even number less than \(10}) और (B={2,3,5,7}) है, तो (A\cap B) क्या है\)?
\(If (A={x:x\) is an even number less than \(10}) and (B={2,3,5,7}), what is (A\cap B)\)?
Explanation opens after your attempt
A. ( {2} )
Concept
Here \(A=\{2,4,6,8\}\), and only (2) is common. Converting set-builder form to roster form helps.
Why this answer is correct
The correct answer is A. ( {2} ). Here \(A=\{2,4,6,8\}\), and only (2) is common. Converting set-builder form to roster form helps.
Exam Tip
यहां \(A=\{2,4,6,8\}\) है और केवल (2) दोनों में है। पहले समुच्चय को सूची रूप में लिखना उपयोगी है।
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