Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.2: Trigonometric Equations
Problem 4E
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![10:54 O O O
Zain Math
Today, 4:30 PM
18.
Prove
tan (0)+1=sec? (0)
19.
Solve:
a. 2cos? (3x) + 5cos (3x) - 3 = 0
b. 4 cos
=-3](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe6535770-4a91-44d0-9d4e-4c46ad599632%2Fe8ebd167-9a2c-4470-a44e-81991b5d4600%2Fo589pln_processed.jpeg&w=3840&q=75)
Transcribed Image Text:10:54 O O O
Zain Math
Today, 4:30 PM
18.
Prove
tan (0)+1=sec? (0)
19.
Solve:
a. 2cos? (3x) + 5cos (3x) - 3 = 0
b. 4 cos
=-3
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