Let `A={1,2,3,ddot,9}` and `R` be the relation in `AxA` defined by `(a ,b)R(c ,d)` if `a+d=b+c` for `(a ,b),(c , d)` in `AxAdot` Prove that `R` is an equivalence relation. Also obtain the equivalence class [(2,5)].

Let A={1,2,3,......,9} and R be the relation in AxA defined by (a,b)R(c,d) if a+d=b+c for (a,b),(c,d) in AxA. Prove that R is an equivalence relation.Also obtain the equivalence class [(2,5)].

Let A={1,2,3,~ 9}~ and~ R be the relation on A xx A defined by (a,b)R(c,d) if a+d=b+c for all (a,b),(c,d)in A xx A Prove that R is an equivalence relation and also obtain the equivalence class [(2,5)]

Let A = (1,2,3,……….,9) and R be the relation in AxxA defined by (a,b) R (c,d) if: a+d=b+c for (a,b), (c,d) in AxxA . Prove that R is an equivalence relation. Also obtain the equivalence class {(2,5)}

Let A={1,\ 2,\ 3,\ ,\ 9} and R be the relation on AxxA defined by (a ,\ b)R\ (c ,\ d) if a+d=b+c for all (a ,\ b),\ (c ,\ d) in AxxA . Prove that R is an equivalence relation and also obtain the equivalence class [(2, 5)].

Let A={1,\ 2,\ 3,\ ,\ 9} and R be the relation on AxxA defined by (a ,\ b)R\ (c ,\ d) if a+d=b+c for all (a ,\ b),\ (c ,\ d) in AxxA . Prove that R is an equivalence relation and also obtain the equivalence class [(2, 5)].

Let A = {1,2,3.......9} and R be the relation in AxxA defined by (a,b) R , (c,d) if a + d = b + c for (a,b) , (c,d) in AxxA . Prove that R is an equivalence relation and also obtain the equivalent class [(2,5)].

Let A={1,2,3,...,9) and R be the relation on A xx A defined by (a, b) R (c,d), if a+d=b+c for (a, b), (c,d) in A xx A. Prove that R is an equivalence relation and also obtain the equivalence class (2,5).

Let A={1,2,3,......, 12} and R be a relation in A xx A defined by (a, b) R (c,d) if ad=bc AA(a,b),(c,d) in A xx A . Prove that R is an equivalence relation. Also obtain the equivalence class [(3,4)] .

If A = {1,2,3,…,9} and R is the relation in A xx A defined by (a, b) R (c, d), if a+d=b+c for (a, b), (c, d) in A xx A . Prove that R is an equivalence relation.

Prove that the relation R on the set NxxN defined by (a ,\ b)R\ (c ,\ d) a+d=b+c for all (a ,\ b),\ (c ,\ d) in NxxN is an equivalence relation. Also, find the equivalence classes [(2, 3)] and [(1, 3)].