1 votes 1 votes Let A=Z and Let R={(a,b)A x A ;a=r(mod2) and b=r(mod2) Show that R is an equivalence relation. Amit puri asked Mar 22, 2018 Amit puri 233 views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply Tesla! commented Mar 22, 2018 reply Follow Share Can you clarify more on question please? 0 votes 0 votes Mk Utkarsh commented Mar 22, 2018 reply Follow Share yeah what is "r"? 0 votes 0 votes Please log in or register to add a comment.