Homework Statement
Question 5 of attached photo
Homework Equations
(a,b)R(c,d) and (c,d)R (e,f) implies (a,b)R(e,f)
The Attempt at a Solution
Attached photo[/B]
Homework Statement
Let A=RxR=the set of all ordered pairs (x,y), where x and y are real numbers. Define relation P on A as follows: For all (x,y) and (z,w) in A, (x,y)P(z,w) iff x-y=z-w
Homework Equations
R is reflexive if, and only if, for all x ∈ A,x R x.
R is symmetric if, and only if, for...