Functions - Vertical Line Test, Ordered Pairs, Tables, Domain and Range

This math video focuses on functions. It explains how to tell if a relation is a function given a set of ordered pairs or a data table. In addition, it explains how to use the vertical line test to determine if a graph or curve is a function based on if it touches the line at two or more points. Finally, this video discusses the domain and range of functions briefly. Functions - Free Formula Sheet: https://www.video-tutor.net/formula-sheets.html Domain and Range - Free Formula Sheet: https://www.video-tutor.net/precalculus-formula-sheets.html Functions - Video Lessons: https://www.video-tutor.net/functions.html Final Exam and Test Prep Videos: https://bit.ly/41WNmI9