" Write the smallest reflexive relation on set "A={1,2,3,4}" ."

Write the smallest reflexive relation on set {1, 2, 3, 4} .

The smallest reflexive relation on the set A {1, 2, 3} is

Write the smallest reflexive relation on the set A = (a,b)

Write the smallest equivalence relation on A = {1,2,3}.

Write the smallest equivalence relation on the set A={1,\ 2,\ 3} .

Write the smallest equivalence relation on the set A={1,\ 2,\ 3} .

If R is the smallest equivalence relation on the set {1, 2, 3, 4} such that {(1,2), (1,3)}sub R , then the number of elements in R is ______

The smallest equivalence relation R on set A ={1,2,8} is=

Write down the smallest and the largest equivalence reaction on a set A ={1,2,3}..

Write the largest and smallest relations on a set A = {a, b, c } .