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Let R be a relation on the set of all li...

Let `R` be a relation on the set of all line in a plane defined by `(l_1, l_2) in R iff l_1` is parallel to line `l_2dot` Show that R is an equivalence relation.

A

only reflexive

B

only symmetric

C

only transitive

D

equivalence relation

Text Solution

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The correct Answer is:
D
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