Posted by Lindsay on Tuesday, November 6, 2012 at 1:26pm.
First off, you'd better have A={a,b,c} or the relation R is not over set A.
reflexive: (a,a)? No
Symmetric: (a,b) and (b,a)? No
Transitive: Yes, since
(a,b),(b,c) and (a,c)
(a,b),(b,b)
(a,c),(c,b) and (a,b)
(b,c),(c,b) and (b,b)
(b,c),(c,c)
(c,b),(b,c) and (c,c)
1235*845