Virtual Nerd: What Is a Periodic Function?

What is a periodic function? This video defines what it means for a function to be periodic. It defines the terms cycle and period in relation to periodic functions and then by looking at two different examples, shows how to analyze a...

This tutorial introduces you to cubic functions, shows you some examples and graphs, and explains the parent function of cubic functions. [5:59]

This tutorial is an introduction to quadratic functions and their graphs, while also providing examples of quadratic functions. [6:20]

Instructional video explains the different kinds of exponential functions that involve the rate of increase or decrease of something. When it's a rate of decrease, you have an exponential decay function. [6:23]

Learn how to indicate that an equation is a function by watching this tutorial. [0:58]

Discover what a relation is through a set of ordered pairs. [0:50]

Prepare for the SAT by reviewing how to simplify expressions using the distributive property. Watch this video for an explanation and examples. [5:45]

To simplify radicals, review the product property of square roots. This video will explain the concept along with examples. [4:15]

How do you take a square root of a fraction? Watch this tutorial on how to use the quotient property of square roots to find the answer. [3:50]

Instructional video provides an introduction to the absolute value function. [5:34]