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Mathematics
Let R and S be two equivalence relations on a non-void set A. Then
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Q. Let $R$ and $S$ be two equivalence relations on a non-void set $A$. Then
WBJEE
WBJEE 2022
A
$R \cup S$ is equivalence relation
B
$R \cap S$ is equivalence relation
C
$R \cap S$ is not equivalence relation
D
$R \cup S$ is not equivalence relation
Solution:
(B) $R \cap S$ is equivalence relation