Find the residues of the followings functions at z = 0: (1) (z2 + 1)/z

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.10: Partial Fractions
Problem 12E
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Find the residues of the followings functions at z = 0:
(1) (z² + 1)/z
(2) (z² + 3z – 5)/2³
(3) (2z+1)/(2(2³ – 5))
(4) е*/z
(5) е*/23
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Transcribed Image Text:Find the residues of the followings functions at z = 0: (1) (z² + 1)/z (2) (z² + 3z – 5)/2³ (3) (2z+1)/(2(2³ – 5)) (4) е*/z (5) е*/23 -
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