यदि \(A=\{1,2,3,4\}\) और \(R=\{(a,b):a\ne b\}\) है, तो (R) में कितने pairs होंगे?

If \(A=\{1,2,3,4\}\) and \(R=\{(a,b):a\ne b\}\), how many pairs will be in (R)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

C. (12)

Explanation

Simple Explanation

\(A\times A\) में (16) pairs हैं और (4) diagonal pairs हटेंगे। इसलिए (16-4=12) pairs बचेंगे। / There are (16) pairs in \(A\times A\), and (4) diagonal pairs are removed. So (16-4=12) pairs remain.

Question me issue ya doubt hai?

Answer, explanation, typing mistake ya suggestion directly hamari team ko bhejein. 📱Helpline (Call / WhatsApp): +91 7272824365

FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(A=\{1,2,3,4\}\) और \(R=\{(a,b):a\ne b\}\) है, तो (R) में कितने pairs होंगे? / If \(A=\{1,2,3,4\}\) and \(R=\{(a,b):a\ne b\}\), how many pairs will be in (R)?

Correct Answer: C. (12). Explanation: \(A\times A\) में (16) pairs हैं और (4) diagonal pairs हटेंगे। इसलिए (16-4=12) pairs बचेंगे। / There are (16) pairs in \(A\times A\), and (4) diagonal pairs are removed. So (16-4=12) pairs remain.