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Question
Let L denote the set of all straight lines in a plane. Let a relation R be defined by αRβ⇔α⊥β, α,β∈L. Then R is
Let L denote the set of all straight lines in a plane. Let a relation R be defined by αRβ⇔α⊥β, α,β∈L. Then R is
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Solution
The correct option is C Symmetric
Here αRβ⇔α⊥β⇔β⊥α
Hence R is symmetric.
Ans: B
Here αRβ⇔α⊥β⇔β⊥α
Hence R is symmetric.
Ans: B
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