Trigonometry (11th Edition)
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)]
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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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