Solution:
As 
,
, 
, 
, 
, 
Therefore, R = {(−2, 3), (−1, 2), (0, 1), (1, 0), (2, 1)}
As a result, Domain(R) = {-2, -1, 0, 1, 2}
and Range(R) = {3, 2, 1, 0}
Let R = {(a, b) : b = |a – 1|, a ∈ Z and la| < 3}. Find the domain and range of R.
Let R = {(a, b) : b = |a – 1|, a ∈ Z and la| < 3}. Find the domain and range of R.