Examine the following functions for continuity.
The given function is 
For any real number k ≠ 5, we get,
Also, 
Thus, 
Therefore, f is continuous at point in the domain of f and thus, it is continuous function.
6
Examine the following functions for continuity.
The given function is
For any real number k ≠ 5, we get,
Also,
Thus,
Therefore, f is continuous at point in the domain of f and thus, it is continuous function.