In the set Z of all integers, which of the following relation R is not an equivalence relation?

In the set of integers Z, which of the following relation R is not an equivalence relation ?

In the set of integers Z, which of the following relation R is not an equivalence relation?

In the set of integers Z, exmine whether the following relations are equivalence relations or not : R={(a,b) : a,b in Z and a

In the set of integers Z, examine whether the following relations are equivalence relations or not : R={(a,b) : a,b in Z and aleb}

In the set of integers Z, exmine whether the following relations are equivalence relations or not : R={(a,b) : a,b in Z and a>b}

In the set of integers Z, exmine whether the following relations are equivalence relations or not : R={(a,b) : a,b in Z and ageb}

In the set of integers Z, exmine whether the following relations are equivalence relations or not : R={(a,b) : a,b in Z} and a-b is divisible by 2.

In the set of integers Z, exmine whether the following relations are equivalence relations or not : R={(a,b) : a,b in Z and a^2=b^2}

Prove that on the set of integers, Z, the relation R defined as aRbiffa=pmb is an equivalence relation.

In the set z of integers, define mRn if m-n is div7 , prove that R is an equivalence relation.