The Graphs of Sine and Cosine - Precalculus - Trigonometry

Explore the fundamental concepts of sine and cosine graphs in this comprehensive trigonometry lecture. Delve into the origins and reasoning behind the distinctive shapes of these functions, with a particular emphasis on understanding why they appear as they do. Gain insights into key features, including the sine of 0 and essential characteristics of both sine and cosine curves. Perfect for precalculus students seeking a deeper understanding of trigonometric functions and their graphical representations.