# Defining and Estimating Limits

Limits involve values of functions in which their input variables are not being set equal to specific values, but instead infinitesimally approaching them from both sides. Two methods for finding limits are using graphs and tables.

Important concepts in this section include how to use a graph and table to find limits, limits existing or not existing, and what limits are all about.

## Essential Questions

Essential Questions

### How are limits estimated graphically and numerically?

How are limits estimated graphically and numerically?