I have tutored many, many people in Math through Calculus, and I have found that if you start off with the basics and take things one step at a time - anyone can learn complex Math topics. This 3 hours video tutorial series picks up where the Trig & PreCalculus Tutor: Volume 2 ended and is full of worked example problems in Trig and Pre-Calculus! You will learn each topic with video lessons that feature step-by-step worked example problems designed to increase your skills in Trigonometry and PreCalculus immediately. After viewing this course in Trigonometry and Pre-Calculus you'll discover that the material isn't hard at all if it is presented in a clear manner. No knowledge is assumed on the part of the student. Each example builds in complexity so before you know it you'll be working the 'tough' problems with ease! No Internet Required! - This is a large download because all lessons will be downloaded to your device. Once the app is installed you can view all lessons without any internet connection. Additionally, if you purchase the app, you can install it on your iphone and ipad at no additional charge! Have a problem with your homework? Simply find a similar problem fully worked out on the Trigonometry and Pre-Calculus : Volume 3 Course!Topics Covered: Sect 1 - Double Angle Trig IdentitiesSect 2 - Squaring Trig IdentitiesSect 3 - Half Angle Trig IdentitiesSect 4 - Product-to-Sum Trig IdentitiesSect 5 - Sum-to-Product Trig IdentitiesSect 6 - The Law of Sines - Part 1Sect 7 - The Law of Sines - Part 2Sect 8 - The Law of Cosines - Part 1Sect 9 - The Law of Cosines - Part 2 NOTE: These lessons have been available for years in DVD format and have helped thousands of students achieve success in Trig and Pre-Calculus. Feel free to search Amazon for "Trigonometry Tutor" or "PreCalculus Tutor" and read the amazing student feedback that we've received over the years. Now is your chance to own the same lessons on your iPhone or iPad at a savings over the DVD price!