If 75° 150 then use the half-angle formulas to determine the exact value of sin(75°) cos(75°)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 15E
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150°
If 75° =
then use the half-angle formulas to determine the exact value of
sin(75°)
cos(75°)
Transcribed Image Text:150° If 75° = then use the half-angle formulas to determine the exact value of sin(75°) cos(75°)
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