Class 11 Mathematics Relations and Functions Relations Easy Level 27

यदि \(A=\{1,2,3\}\) और \(R=\{(1,1),(2,2),(3,3),(1,2),(2,3)\}\) है, तो (R) transitive क्यों नहीं है?

If \(A=\{1,2,3\}\) and \(R=\{(1,1),(2,2),(3,3),(1,2),(2,3)\}\), why is (R) not transitive?

Explanation opens after your attempt
Correct Answer

A. ( (1,3) ) missing है( (1,3) ) is missing

Step 1

Concept

When ( (1,2) ) and ( (2,3) ) are present, ( (1,3) ) is required. This pair is missing.

Step 2

Why this answer is correct

The correct answer is A. ( (1,3) ) missing है / ( (1,3) ) is missing. When ( (1,2) ) and ( (2,3) ) are present, ( (1,3) ) is required. This pair is missing.

Step 3

Exam Tip

( (1,2) ) और ( (2,3) ) होने पर ( (1,3) ) चाहिए। यह pair missing है।

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यदि \(A=\{1,2,3\}\) और \(R=\{(1,1),(2,2),(3,3),(1,2),(2,3)\}\) है, तो (R) transitive क्यों नहीं है? / If \(A=\{1,2,3\}\) and \(R=\{(1,1),(2,2),(3,3),(1,2),(2,3)\}\), why is (R) not transitive?

Correct Answer: A. ( (1,3) ) missing है / ( (1,3) ) is missing. Explanation: ( (1,2) ) और ( (2,3) ) होने पर ( (1,3) ) चाहिए। यह pair missing है। / When ( (1,2) ) and ( (2,3) ) are present, ( (1,3) ) is required. This pair is missing.

Which concept should I revise for this Mathematics MCQ?

When ( (1,2) ) and ( (2,3) ) are present, ( (1,3) ) is required. This pair is missing.

What exam hint can help solve this Mathematics question?

( (1,2) ) और ( (2,3) ) होने पर ( (1,3) ) चाहिए। यह pair missing है।