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Mathematics · 2026 · 1 mark
CBSE 2026 · Region 5 · Set 1 · Q19
Assertion (A): A relation R on the set {1,2,3} defined as R ={(1,1),(1,2),(2,1),(2,2),(3,3)} is an equivalence relation. Reason (R): A relation that…
Assertion (A) : A relation R on the set $\displaystyle \{1,2,3\}$ defined as $\displaystyle \mathrm{R}=\{(1,1),(1,2),(2,1),(2,2),(3,3)\}$ is an equivalence relation.
Reason (R) : A relation that is reflexive, symmetric and transitive is an equivalence relation.
Official answer
(A)
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
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