यदि \(A=\{1,3,5\}\) और \(B=\{1,2,3,4,5\}\) है, तो (B-A) क्या है?
If \(A=\{1,3,5\}\) and \(B=\{1,2,3,4,5\}\), what is (B-A)?
Explanation opens after your attempt
B. ( {2,4} )
Concept
Removing (1,3,5) from (B) leaves ({2,4}). For (B-A), start with (B).
Why this answer is correct
The correct answer is B. ( {2,4} ). Removing (1,3,5) from (B) leaves ({2,4}). For (B-A), start with (B).
Exam Tip
(B) से (A) के अवयव (1,3,5) हटाने पर ({2,4}) बचता है। (B-A) में शुरुआत (B) से करें।
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