The Persons a and b in X are Said to be Related :

Let X be the set of all person living in Delhi. The persons a and b in X are said to be related if the difference in their ages is at most 5 years. The relation is

  1. an equivalence relation
  2. reflexive and transitive but not symmetric
  3. symmetric and transitive but not reflexive
  4.  reflexive and symmetric but not transitive

 

Anurag Mishra Professor Asked on 3rd October 2015 in Maths.
Add Comment
  • 1 Answer(s)

    Answer: (4) reflexive and symmetri but not transitive  

    Anurag Mishra Professor Answered on 14th July 2016.
    Add Comment
  • Your Answer

    By posting your answer, you agree to the privacy policy and terms of service.