A two-sided limit exists when both left-hand and right-hand limits exist and have an equal value at a particular point. It determines what single value f(x) approaches as x gets arbitrarily close to that point.
Related terms
One-Sided Limits: One-sided limits are limits that approach a specific value from either the left side or the right side of a function. They determine what value a function approaches as x gets closer to a certain point from one direction only.