Concept-wise Practice

two element relation MCQ Questions for Class 12

two element relation se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

1 questions tagged with two element relation.

यदि \(R=\{(1,1),(1,2),(2,2),(2,1)\}\) है, तो (R) के बारे में सही कथन चुनिए।

If \(R=\{(1,1),(1,2),(2,2),(2,1)\}\), choose the correct statement about (R).

Explanation opens after your attempt
Correct Answer

A. (R) संक्रमण है(R) is transitive

Step 1

Concept

((1,2)) and ((2,1)) require ((1,1)), which is present.

Step 2

Why this answer is correct

((2,1)) and ((1,2)) require ((2,2)), which is also present.

Step 3

Exam Tip

When opposite pairs create self-pair requirements, both must be checked. चरण 1: ((1,2)) और ((2,1)) से ((1,1)) चाहिए, जो मौजूद है। चरण 2: ((2,1)) और ((1,2)) से ((2,2)) चाहिए, वह भी मौजूद है। चरण 3: दोनों उलटी जोड़ियों की बनाई हुई जरूरतें पूरी हों तो संक्रमण बना रहता है।

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