Relation Symmetry Minimum Elements (Jee Mains) | ExamDuo
Sets & Relations
Hard
Relation Symmetry Minimum Elements
Let A={0,34,6,7,8,9,10} and R be the relation defined on A such that R={x,y)∈A×A:x−y is odd positive integer or x−y=2}. The minimum number of elements that must be aadded to the relation R, so that it is a symmetric relation, is equal to ______.