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1 7. Let f(z) = z2(ez+1)' a) Find all isolated singularities of f and their residues. b) Evaluate the integral zl=27 f (z)dz.

1 7. Let f(z) = z2(ez+1)' a) Find all isolated singularities of f and their residues. b) Evaluate the integral zl=27 f (z)dz.

Advanced Engineering Mathematics
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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1 7. Let f(z) = z?(e2+1)' a) Find all isolated singularities of f and their residues. b) Evaluate the integral fl=27f (z)dz. |z|=2
Transcribed Image Text:1 7. Let f(z) = z?(e2+1)' a) Find all isolated singularities of f and their residues. b) Evaluate the integral fl=27f (z)dz. |z|=2
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