Learn How to Graph Cosine with a Change in Period

The video tutorial covers the process of graphing trigonometric functions, focusing on cosine. It explains key concepts such as amplitude, period, X scale, and phase shift. The teacher guides students through calculating these elements and graphing the cosine function, emphasizing the importance of understanding fractions and scaling. The tutorial also addresses vertical translation and how to repeat graphing cycles, ensuring students can graph two full periods of the function.

What transformations are applied to the cosine function in the text?

Describe how to graph two complete periods of the cosine function.

How does the amplitude affect the height of the cosine graph?