The Residue of f(z) = 5-4Z z²-z at z = 1 is

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
The Residue of f(z) =
=
A. 1
B. 00
C. -1
D. -4
E. None of them.
5-4z
z²-z
at z = 1 is
Transcribed Image Text:The Residue of f(z) = = A. 1 B. 00 C. -1 D. -4 E. None of them. 5-4z z²-z at z = 1 is
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