Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.2: Trigonometric Equations
Problem 69E
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![51. Solve the equation on the interval 0≤0 < 2t.
9 cos (20) = 27 cos 0 - 18](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F01ab8b4d-9f7b-47d6-9013-d88fec313f5d%2Ff80d73dd-a9e4-4a18-960f-aad8945dad0b%2Fszgvash_processed.png&w=3840&q=75)
Transcribed Image Text:51. Solve the equation on the interval 0≤0 < 2t.
9 cos (20) = 27 cos 0 - 18
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