17. Prove the following identities a. tanx + 1 tanx 1 sinxcosz cos²x-sin²x cos x+sinxcosx cotx−1 cotx
17. Prove the following identities a. tanx + 1 tanx 1 sinxcosz cos²x-sin²x cos x+sinxcosx cotx−1 cotx
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section: Chapter Questions
Problem 22RE
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![17. Prove the following identities
a. tanx +
1
tanx
1
sinxcosz
b
2
2
cos x-sin x
2
cos x+sinxcosx
||
cotx−1
cotx](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2dd0f4b4-7ce9-4e5e-85f9-fe0558ace1a7%2Fea5fc170-53eb-45d5-82de-516b5f8398e6%2Fmrv6bfkg_processed.png&w=3840&q=75)
Transcribed Image Text:17. Prove the following identities
a. tanx +
1
tanx
1
sinxcosz
b
2
2
cos x-sin x
2
cos x+sinxcosx
||
cotx−1
cotx
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