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2. cosă tgā = senā 3. senā secā a = tgā 4. senā cotga = cosă 5. senā tgā + cosă = secă %3D

2. cosă tgā = senā 3. senā secā a = tgā 4. senā cotga = cosă 5. senā tgā + cosă = secă %3D

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.2: Arithmetic Sequences
Problem 51E
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I have been having a bit a trouble solving these trigonometric identifies step by step, could someone please help me.

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2. cosă tgā = senā 3. senā secāa = tga 4. senā cotga cosă 5. senā tgā + cosā secă
Transcribed Image Text:2. cosă tgā = senā 3. senā secāa = tga 4. senā cotga cosă 5. senā tgā + cosā secă
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