We have complete study notes that will help you learn the basics of functions. You can get in-depth descriptions and examples of things like exponential, trigonometric, linear, and quadratic functions. Explore problem sets and interactive tasks that are meant to help you learn more about function properties and how to graph them. Use features in real-life situations to learn how they are used in different situations. Carefully crafted answer keys will help you check your knowledge and give you faith in your ability to work with functions.