Solve with the methods shown in this section exactly on the interval [0, 2x). (Enter your answers as a comma-separated list.) 9 cos(20) = 9 cos²(0) – 4
Solve with the methods shown in this section exactly on the interval [0, 2x). (Enter your answers as a comma-separated list.) 9 cos(20) = 9 cos²(0) – 4
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section: Chapter Questions
Problem 35RE
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please help, answer in radians
![Solve with the methods shown in this section exactly on the interval [0, 21). (Enter your answers as a comma-separated list.)
9 cos(20) = 9 cos2(0) – 4
=](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fcc41bfb8-15a9-422f-9963-f8c641630ea0%2Fed5372df-9297-433b-8f8f-253c5e245396%2Fk6506g9_processed.png&w=3840&q=75)
Transcribed Image Text:Solve with the methods shown in this section exactly on the interval [0, 21). (Enter your answers as a comma-separated list.)
9 cos(20) = 9 cos2(0) – 4
=
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