15 0<0 < –, find the exact value of each of the following. 17 TC If sin 0 = (a) sin (20) (b) cos (20) (c) sin (d) cos (e) tan 20 2 (f) tan |
15 0<0 < –, find the exact value of each of the following. 17 TC If sin 0 = (a) sin (20) (b) cos (20) (c) sin (d) cos (e) tan 20 2 (f) tan |
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 70E
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