Introduces techniques for solving trigonometric equations. Provides worked examples of solving some simpler to medium-hard equations.

An interactive tool to discover how the trig functions came to be. Applets are used in this interactive learning tool. Examples exercises are also given.

The tutorial investigates period and frequency by examining the shapes of the sine and cosine functions. The resource consists of definitions, animations, interactive graphs, and examples. Practice problems with solutions are included.

This site lists numerous trigonometric identities and integrals. It also provides several examples of how to solve integrals.

This site gives example problems for solving trigonometric integrals and provides step by step solutions.

Given eight trigonometric functions containing absolute value elements, choose whether each is differentiable or non-differentiable. At the conclusion of the exercises, the site returns a score which helps judge understanding of the topic.

Hotmath provides 20 practice problems on graphs of trigonometric functions. Each of the practice problems include a step-by-step guide for solving their graphs.

Twenty problems present a variety of practice working with fundamental trigonometric identities. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...

The Clark University site shows and explains the graphs of the six trigonometric functions. It explains how to find an arbitrary angle measurement using trig. Also, it explains that sine and cosine functions are complementary.

This Clark University page is an excellent reference page for trig identities. It is a little difficult to read so take your time with the formulas. If you remember soh - cah - toa, the other formulas are right here.

[Free Registration/Login may be required to access all resource tools.] Explain the inverse of trigonometric functions.

[Free Registration/Login may be required to access all resource tools.] Define inverse reciprocal of trigonometric functions.

[Free Registration/Login may be required to access all resource tools.] This lesson covers the inverses of all six trig functions.

Students examine composite trigonometric curves through real world application examples. Definitions, an animation, and practice exercises are included.

The tutorial explores applications of trigonometric graphs. Topics include simple harmonic motion and angular velocity. Definitions, an animation, examples, and practice exercises are included.

Here is a site that clearly and thoroughly explains how to graph each of the six trigonometric functions and determine the period, amplitude, phase shift, and vertical shift of each. There are example problems solved, problems for the...