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10) (a) Find the exact value of tan20 if tane = (b) Find the exact values of sinif cosa = -- 8 17 3 3π and π < α < 2

10) (a) Find the exact value of tan20 if tane = (b) Find the exact values of sinif cosa = -- 8 17 3 3π and π < α < 2

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section: Chapter Questions
Problem 64RE
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10) (a) Find the exact value of tan20 if tan0 = 3 8 (b) Find the exact values of sinif cosa = - and <α< 3п
Transcribed Image Text:10) (a) Find the exact value of tan20 if tan0 = 3 8 (b) Find the exact values of sinif cosa = - and <α< 3п
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