यदि \(A=\{1,2,3,4\}\) पर एक तुल्य संबंध के वर्ग ({1,4}) और ({2,3}) हैं, तो (R) में कुल कितने युग्म होंगे?

If an equivalence relation on \(A=\{1,2,3,4\}\) has classes ({1,4}) and ({2,3}), how many ordered pairs are in (R)?

Explanation opens after your attempt
Correct Answer

A. (8)

Step 1

Concept

All ordered pairs within each class are included. The number is \(2^2+2^2=8\).

Step 2

Why this answer is correct

The correct answer is A. (8). All ordered pairs within each class are included. The number is \(2^2+2^2=8\).

Step 3

Exam Tip

प्रत्येक वर्ग के भीतर सभी क्रमित युग्म आते हैं। संख्या \(2^2+2^2=8\) है।

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यदि \(A=\{1,2,3,4\}\) पर एक तुल्य संबंध के वर्ग ({1,4}) और ({2,3}) हैं, तो (R) में कुल कितने युग्म होंगे? / If an equivalence relation on \(A=\{1,2,3,4\}\) has classes ({1,4}) and ({2,3}), how many ordered pairs are in (R)?

Correct Answer: A. (8). Explanation: प्रत्येक वर्ग के भीतर सभी क्रमित युग्म आते हैं। संख्या \(2^2+2^2=8\) है। / All ordered pairs within each class are included. The number is \(2^2+2^2=8\).

Which concept should I revise for this Mathematics MCQ?

All ordered pairs within each class are included. The number is \(2^2+2^2=8\).

What exam hint can help solve this Mathematics question?

प्रत्येक वर्ग के भीतर सभी क्रमित युग्म आते हैं। संख्या \(2^2+2^2=8\) है।