Question

Let A = { 1 , 2 , 3 , 4 , 5 , 6 }

a) If R be a reflexive relation on A , then the minimum number of

elements in R is equal to……………… [1]

b) On A , R be a relation given by , R = { ( 1,2 ) ,(2,1), (1,1) }

Check whether R is symmetric or transitive​

Answer 1

Answer:

The minimum number of elements in R is 6

R is symmetric but not transitive because (2,2) does not belong to R.