Let S denote set of all integers. Define a relation R on S 'aRb if `ab ge 0` where `a, b in S`. Then R is :

Let Z = {set of integers}. Define a relation R on Z by a R b iff (a+b) is even integer for all a, b in Z. Then R is

Let us define a relation R in R as aRb if a ge b . Then, R is

Let us define a relation R in R as aRb if a ge b . Then, R is

Let us define a relation R in R as aRb if a geb . Then, R is .......

Let Z be the set of all integers and let R be a relation on Z defined by a Rb implies a ge b . then R is

Let S be the set of integers.For a,b in S relation R is defined by aRb If |a-b|<1 then R is

Let S = Set of all women in the world. Define R as follows: a,b in S, aRb if a is mother of b. Then R is