The document provides examples and practice problems for identifying functions from tables and graphs. It includes: 1) An example of identifying a function from a pairing/table by checking if each input has a single output. 2) An example showing how to make a table and identify the range for the function y=2x. 3) An example graphing a function represented by a table of years and number of votes cast in US presidential elections. 4) A practice problem similarly graphing number of votes cast since 1972 when 18-year olds gained the right to vote. The document provides guidance, examples, and practice identifying and representing functions from tables and graphs.