D ku the Cauchy nagral formula to evaluate: COS 2 dzC is aunit circle centered at the origin] dz ( is a unit Circle centered at 7:1) CRaunit cirele antered at 2i

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.1: Angles
Problem 30E
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D se the canchup Snagral Formula to evaluate:
for
COS 2
dzC is aunit circle centered at the origin]
dz ( is a unit Circle centered at 7:1)
CRaunt circle antered at 2i
Transcribed Image Text:D se the canchup Snagral Formula to evaluate: for COS 2 dzC is aunit circle centered at the origin] dz ( is a unit Circle centered at 7:1) CRaunt circle antered at 2i
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