यदि \(U=\{1,2,3,4,5,6,7,8,9\}\) और \(A=\{2,4,6,8\}\) है, तो (A') क्या है?

If \(U=\{1,2,3,4,5,6,7,8,9\}\) and \(A=\{2,4,6,8\}\), what is (A')?

Explanation opens after your attempt
Correct Answer

A. ({1,3,5,7,9})

Step 1

Concept

The complement (A') contains elements of (U) that are not in (A). Always check the universal set first.

Step 2

Why this answer is correct

The correct answer is A. ({1,3,5,7,9}). The complement (A') contains elements of (U) that are not in (A). Always check the universal set first.

Step 3

Exam Tip

पूरक (A') में (U) के वे तत्व आते हैं जो (A) में नहीं हैं। सार्वत्रिक समुच्चय हमेशा पहले देखें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(U=\{1,2,3,4,5,6,7,8,9\}\) और \(A=\{2,4,6,8\}\) है, तो (A') क्या है? / If \(U=\{1,2,3,4,5,6,7,8,9\}\) and \(A=\{2,4,6,8\}\), what is (A')?

Correct Answer: A. ({1,3,5,7,9}). Explanation: पूरक (A') में (U) के वे तत्व आते हैं जो (A) में नहीं हैं। सार्वत्रिक समुच्चय हमेशा पहले देखें। / The complement (A') contains elements of (U) that are not in (A). Always check the universal set first.

Which concept should I revise for this Mathematics MCQ?

The complement (A') contains elements of (U) that are not in (A). Always check the universal set first.

What exam hint can help solve this Mathematics question?

पूरक (A') में (U) के वे तत्व आते हैं जो (A) में नहीं हैं। सार्वत्रिक समुच्चय हमेशा पहले देखें।