cote-tan0=2 cot20 tanesinė tane-sine tane+sine tanesine

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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prove the identity in column 1 and prove the identity in column 2. Prove in detailed step-by-step.

cote-tan0=2cot20
tanesinė tanė-sinė
tano+sinė tanėsinė
Transcribed Image Text:cote-tan0=2cot20 tanesinė tanė-sinė tano+sinė tanėsinė
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