Functions Question 454

Question: Let $ R=\{(1,3),(4,2),(2,4),(2,3),(3,1)\} $ be a relation on the set $ A=\{1,2,3,4\} .$ The relation R is

Options:

A) Reflexive

B) Transitive

C) Not symmetric

D) A function

Show Answer

Answer:

Correct Answer: C

Solution:

[c] $ (2,3)\in R $ but $ (3,2)\notin R $
$ \therefore $ R is not symmetric