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basic-to-expert MCQ Questions for Class 11

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Practice Questions

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यदि \(A=\{1,2,3\}\), \(B=\{3,4\}\), और \(C=\{2,3,5\}\), तो (\(A\cup B\)\setminus C) क्या है?

If \(A=\{1,2,3\}\), \(B=\{3,4\}\), and \(C=\{2,3,5\}\), what is (\(A\cup B\)\setminus C)?

Explanation opens after your attempt
Correct Answer

A. ({1,4})

Step 1

Concept

Here \(A\cup B={1,2,3,4}\), and (2,3) are removed by (C). So ({1,4}) remains.

Step 2

Why this answer is correct

The correct answer is A. ({1,4}). Here \(A\cup B={1,2,3,4}\), and (2,3) are removed by (C). So ({1,4}) remains.

Step 3

Exam Tip

\(A\cup B={1,2,3,4}\) है और (C) से (2,3) हटते हैं। इसलिए ({1,4}) बचता है।

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