Proving the Double Angle Identities such as sin2x=2sinxcosx

In this video, I will show you a simple way for proving the double angle trig identities. Learn how to prove identities such as sin2x=2sinxcosx by watching this animated whiteboard tutorial! This double angle identities proof will help you understand where identities such as sin2x=2sinxcosx come from. Understanding trigonometric identities and their origin will help you understand how to apply them to solve problems!