
Trigonometry (11th Edition)
11th Edition
ISBN: 9780134217437
Author: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher: PEARSON
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![Determine a cosine equation for the following graph.
Лу
←
4-
2
O
-2.
O
-4
y =
Oy =
O
X
→
20 40 60 80
Oy =
▬▬▬▬▬▬▬▬▬
(2) - 1
- 4 cos (2)
- 4 cos(40x) - 1
T
y = -5 cos [2 (1)]
20
- 5 cos [80nx (x - 1)]](https://content.bartleby.com/qna-images/question/622dabb2-64a6-4fed-bea4-0a10e8951c98/634880d7-1746-4686-8a67-8545381022d8/wgkbv1n_thumbnail.jpeg)
Transcribed Image Text:Determine a cosine equation for the following graph.
Лу
←
4-
2
O
-2.
O
-4
y =
Oy =
O
X
→
20 40 60 80
Oy =
▬▬▬▬▬▬▬▬▬
(2) - 1
- 4 cos (2)
- 4 cos(40x) - 1
T
y = -5 cos [2 (1)]
20
- 5 cos [80nx (x - 1)]
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