Cos z Residue of cos. at z = 0 is %3D 1. 1 -1 3. 2 4. 0 2.

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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Cos Z
Residue of
at z = 0 is
1. 1
2. -1
3. 2
4. 0
Transcribed Image Text:Cos Z Residue of at z = 0 is 1. 1 2. -1 3. 2 4. 0
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