यदि \(A=\{0,1,2,3,4\}\), \(B=\{0,1,2,3,4\}\) और (R={(a,b):\(a^2\equiv b \pmod{5}\)}) है, तो (|R|) क्या है?

If \(A=\{0,1,2,3,4\}\), \(B=\{0,1,2,3,4\}\), and (R={(a,b):\(a^2\equiv b \pmod{5}\)}), what is (|R|)?

Explanation opens after your attempt
Correct Answer

C. (5)

Step 1

Concept

For each (a), exactly one residue for (b) appears in (B). Therefore there are (5) pairs.

Step 2

Why this answer is correct

The correct answer is C. (5). For each (a), exactly one residue for (b) appears in (B). Therefore there are (5) pairs.

Step 3

Exam Tip

प्रत्येक (a) के लिए (b) का ठीक एक अवशेष (B) में मिलता है। इसलिए कुल (5) युग्म हैं।

Question me issue ya doubt hai?

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

Related Mathematics Questions

FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(A=\{0,1,2,3,4\}\), \(B=\{0,1,2,3,4\}\) और (R={(a,b):\(a^2\equiv b \pmod{5}\)}) है, तो (|R|) क्या है? / If \(A=\{0,1,2,3,4\}\), \(B=\{0,1,2,3,4\}\), and (R={(a,b):\(a^2\equiv b \pmod{5}\)}), what is (|R|)?

Correct Answer: C. (5). Explanation: प्रत्येक (a) के लिए (b) का ठीक एक अवशेष (B) में मिलता है। इसलिए कुल (5) युग्म हैं। / For each (a), exactly one residue for (b) appears in (B). Therefore there are (5) pairs.

Which concept should I revise for this Mathematics MCQ?

For each (a), exactly one residue for (b) appears in (B). Therefore there are (5) pairs.

What exam hint can help solve this Mathematics question?

प्रत्येक (a) के लिए (b) का ठीक एक अवशेष (B) में मिलता है। इसलिए कुल (5) युग्म हैं।