\(A=\{5,10,15,20,25,30\}\) और \(B=\{10,20,30,40\}\) हैं। (A-B) क्या है?
\(A=\{5,10,15,20,25,30\}\) and \(B=\{10,20,30,40\}\). What is (A-B)?
Explanation opens after your attempt
C. ({5,15,25})
Concept
(A-B) keeps elements of (A) that are not in (B). (10,20,30) are common, so they are removed.
Why this answer is correct
The correct answer is C. ({5,15,25}). (A-B) keeps elements of (A) that are not in (B). (10,20,30) are common, so they are removed.
Exam Tip
(A-B) में (A) के वे तत्व रहते हैं जो (B) में नहीं हैं। (10,20,30) साझा हैं, इसलिए हट जाते हैं।
Login to save your score, XP, coins and progress.
