2.        With reference to a universal set, the inclusion of a subset in another, is a relation which is

(a) symmetric only                                                                                (b) equivalence                          

(c)  reflexive only                                                                                  (d) none of these

Asked by Dharvi Kumra | 26th Apr, 2015, 07:18: PM

Expert Answer:

L e t space t h e space u n i v e r s a l space s e t space b e U equals open curly brackets a comma b comma c comma d comma.. z close curly brackets N o w space c o n s i d e r space t h e space r e l a t i o n space

Answered by Vimala Ramamurthy | 27th Apr, 2015, 11:47: AM