Consider the following relation R over the integers (Z). R = {(a,b) in Z^2 : ...

c) Consider the following relation R over the integers (Z).R={(a,b)Z2:kZa=kb}. (a) Prove or disprove whether R is reflexive (b) Prove or disprove whether R is symmetric (c) Prove or disprove whether R is anti-symmetric (d) Prove or disprove whether R is transitive