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CBSE Class 12 Mathematics 2026 Main Paper 65/5/1 · Q191 Marksequivalence_relations

CBSE Class 12 Mathematics 2026 Main Paper 65/5/1 · Question 19 (Relations And Functions)

Assertion: R={(1,1),(1,2),(2,1),(2,2),(3,3)} is an equivalence relation on {1,2,3}. Reason: A reflexive, symmetric and transitive relation is an equivalence relation.

✅ Step-by-Step Solution

Final Answer: Both true, and the reason explains the assertion.
  1. R means membership of the same block of {1,2} and {3}; it has all three properties named in the reason.

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