Let R be the relation on the set of all real numbers defined by aRb iff |a – b| ≤ 1. Then, R is
A. Reflexive and symmetric
B. Symmetric only
C. Transitive only
D. Anti-symmetric only
Answer:A
Let R be the relation on the set of all real numbers defined by aRb iff |a – b| ≤ 1. Then, R is
A. Reflexive and symmetric B. Symmetric only C. Transitive only D. Anti-symmetric only