16. If 90° < 0 < 180° and sin 0 = 2, find cos 20. ㅇ- ○一對 49 ㅇ O
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter82: Control Systems, Absolute Positioning, Incremental Positioning
Section: Chapter Questions
Problem 6A
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![16. If 90° < 0 < 180° and sin 0 = 2, find cos 20.
ㅇ-
○一對
49
ㅇ
O](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fac111ace-9aa5-46d3-a99c-45e31400b10f%2F079c437a-8d58-49d1-abae-81aba8525124%2F76suymg_processed.png&w=3840&q=75)
Transcribed Image Text:16. If 90° < 0 < 180° and sin 0 = 2, find cos 20.
ㅇ-
○一對
49
ㅇ
O
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