Question:Let R be a relation on set RxR of ordered pairs of real numbers
such that...
Question
Let R be a relation on set RxR of ordered pairs of real numbers
such that...
Let R be a relation on set RxR of ordered pairs of real numbers
such that (a,b)R(c,d) if a+d=b+c. Prove that R is an equivalence
relation and find equivalence class [(0,b)]R