When x approaches a certain value, it means that x gets closer and closer to that value without actually reaching it. We analyze the behavior of a function as x gets arbitrarily close to the specified value.
Related terms
Asymptote: A line that a graph approaches but never crosses or touches.
Convergence: When a sequence or series approaches a specific value as more terms are added.
Divergence: When a sequence or series does not approach any specific value as more terms are added.