Answer
For a function to be continuous at a point, it must be defined at that point and the value of the function at that point must equal the value of the limit.
The limit must exist at the point for that the left hand limit is equal to right hand limit
Work Step by Step
For a function to be continuous at a point, it must be defined at that point and the value of the function at that point must equal the value of the limit.
The limit must exist at the point for that the left hand limit is equal to right hand limit
