Answer
A function has a domain and range. The inverse of the function also has a domain and range. However, the inverse of the function has its domain as the range of the original function, and its range is the domain of the original function.
Work Step by Step
Example: ${(1,2), (3,4), (5,6), (7,8)}$ is the function. The inverse has its points as ${(2,1), (4,3), (6,5), (8,7)}$.