Show that relation R defined on the of the set?
S = {0,1,...,99} as R = {(a,b) ∈ S×S : a−b is a multiple of 25 } is an equivalence relation. (iii) How many elements does the R-equivalence class of a = 73 have?

Question

Show that relation R defined on the of the set?
S = {0,1,...,99} as R = {(a,b) ∈ S×S : a−b is a multiple of 25 } is an equivalence relation. (iii) How many elements does the R-equivalence class of a = 73 have?

anonymous · Answer

Can anybody help me with this not sure where to start ?

loser66 · Answer

Can you post the original problem, it sounds like not enough information to solve.

anonymous · Answer

That's it really first part just said name and define 3 properties a relation R on a set X must have to be an equivalence relation