\(यदि (A={x:x\) अभाज्य संख्या है\(, x<15}) और (B={x:x\) विषम संख्या है\(, x<15}), तो (A-B) क्या है\)?
\(If (A={x:x\) is a prime number\(, x<15}) and (B={x:x\) is an odd number\(, x<15}), what is (A-B)\)?
Explanation opens after your attempt
A. ( {2} )
Concept
\(A=\{2,3,5,7,11,13\}\), and (B) contains odd numbers. Only (2) in (A) is not odd.
Why this answer is correct
The correct answer is A. ( {2} ). \(A=\{2,3,5,7,11,13\}\), and (B) contains odd numbers. Only (2) in (A) is not odd.
Exam Tip
\(A=\{2,3,5,7,11,13\}\) है और (B) में विषम संख्याएं हैं। (A) में केवल (2) विषम नहीं है।
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