Question:
Consider the function y = - 4 cos (2x). In the "Show Work"
Last updated: 7/12/2022
![Consider the function y = - 4 cos (2x). In the "Show Work"](https://media.kunduz.com/media/sug-question/raw/57480990-1657627408.2990878.jpeg?h=512)
Consider the function y = - 4 cos (2x). In the "Show Work" area: (a) Determine the amplitude and period. (b) Identify the 5 key points of the first cycle. (c) Then, sketch the graph of the function showing at least two full cycles.