Here's the new description with all links and additional text removed: Learn all about graphing trigonometric functions. In this playlist, we will explore how to graph the sine, cosine, tangent, ...

In this video series, we explore the definitions of trigonometric identities. It is very important when simplifying, verifying, and solving trigonometric problems that we know the trig identities. We ...

There are some trigonometric identities which you must remember in order to simplify trigonometric expressions when required. When you are asked to prove something, ignore the right hand side of the ...