We'll be looking at the precise definition of limits at finite points that have finite values, limits that are infinity and limits at infinity. We'll also give the precise, ... tutorial.math.lamar.edu |
Limits are essential to calculus (and mathematical analysis in general) and are used to define continuity, derivatives, and integrals. The concept of a limit of a ... wiki.ask.com |
For example, what is the value of (x2-1)/(x-1) when x=1? (Notice in the graph there is actually a "hole" at that point). Let us substitute "1" for "x" and see the result: ... www.mathsisfun.com |