1 - cos(40) 2

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.4: Values Of The Trigonometric Functions
Problem 19E
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Simplify the expression by using a Double-Angle Formula or a Half-Angle Formula.

1 - cos(40)
2
Transcribed Image Text:1 - cos(40) 2
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