2. Solve the equation tan² x + 2tanx - 3=0 for x, where 0≤x≤ 2π. ✓✓✓
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 44E
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please help with both of the questions thank you so much
![2. Solve the equation tan² x + 2tanx - 3= 0 for x, where 0 ≤ x ≤ 2n. ✓✓✓](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F157790ff-0ec6-461c-9c1e-8de217dfcd98%2Fea76edf2-423f-47d7-861c-fb10dcf86e67%2F9e34n67_processed.png&w=3840&q=75)
Transcribed Image Text:2. Solve the equation tan² x + 2tanx - 3= 0 for x, where 0 ≤ x ≤ 2n. ✓✓✓
![7. Prove the following identity:
sec² x-tan² x
CSCX
1
=
sin 2x secx ✓✓ ✓ ✓](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F157790ff-0ec6-461c-9c1e-8de217dfcd98%2Fea76edf2-423f-47d7-861c-fb10dcf86e67%2F9gg1zbo_processed.png&w=3840&q=75)
Transcribed Image Text:7. Prove the following identity:
sec² x-tan² x
CSCX
1
=
sin 2x secx ✓✓ ✓ ✓
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