Graphing Sinusoidal Functions: Observing the Unit Circle and Plotting Points

This video tutorial teaches how to graph sinusoidal functions, focusing on sine and cosine. It explains the use of the unit circle, radians, and quadrants to plot these functions. The tutorial covers the periodic nature and amplitude of sine and cosine graphs, providing techniques for drawing them by hand. It also clarifies the notation used in trigonometric functions, emphasizing the importance of understanding the relationship between angles and their sine and cosine values.

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