7. (Cauchy's integral formula) Compute the integrals (») L Cos z dz dz 2:2 – 2z + 1 (b) (22 + 1)² where y is the circle |2 –1 - i = 2 oriented counterclockwise.
7. (Cauchy's integral formula) Compute the integrals (») L Cos z dz dz 2:2 – 2z + 1 (b) (22 + 1)² where y is the circle |2 –1 - i = 2 oriented counterclockwise.
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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Transcribed Image Text:7. (Cauchy's integral formula)
Compute the integrals
Cos z
dz
dz
2:2 – 2z + 1
(b)
(2² + 1)²
where y is the circle |2 – 1 – i| = 2 oriented counterclockwise.
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