Question
Let denote the set of all straight lines in a plane, Let a relation be defined by , iff is perpendicular to for all . Then, is
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Text solutionVerified
We know that if line l is perpendicular to line m, line m must also be perpendicular to line l,
So, and thus Relation R is symmetric .
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Question Text | Let denote the set of all straight lines in a plane, Let a relation be defined by , iff is perpendicular to for all . Then, is |
Answer Type | Text solution:1 |
Upvotes | 150 |