Express f (0) = cos 20 + 4(sin 20)² + 1 as a sum of powers of sin 0.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 41E
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![Express
f(0)
= cos 20 + 4(sin 20)² + 1
as a sum of powers of sin 0.
1. f(0)
= 2 – 16 sin? 0 + 14 sin“ 0
2. f(0) = 2– 14 sin? 0 – 16 sinª 0
3. f(0) = 2+14 sin² 0 + 16 sinª 0
4. f(0) = 2 – 14 sin? 0 + 16 sin' 0
5. f(0) * 0
= 2+14 sin? 0 – 16 sin
-](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb4dca08d-d7c1-4511-81d7-e3b17171b463%2F8bccb3e7-ccc9-46de-8d71-23c275f02a02%2Fs5plikh_processed.png&w=3840&q=75)
Transcribed Image Text:Express
f(0)
= cos 20 + 4(sin 20)² + 1
as a sum of powers of sin 0.
1. f(0)
= 2 – 16 sin? 0 + 14 sin“ 0
2. f(0) = 2– 14 sin? 0 – 16 sinª 0
3. f(0) = 2+14 sin² 0 + 16 sinª 0
4. f(0) = 2 – 14 sin? 0 + 16 sin' 0
5. f(0) * 0
= 2+14 sin? 0 – 16 sin
-
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