Obtain the values of the following integrals. sin?nz+cos?nz A) dz on the contour |z – i| = 3 (z-1)(z-2) e2z B) Jizl=3 (2+1)4 dz of cos z dz The following two on the contours: z(z2+8) Im(2) Im(2) 2i C • Im(2) Re(2) -2i

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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Obtain the values of the following integrals.
sin?nz+cos?nz
A)
dz on the contour |z – il = 3
(z-1)(z-2)
e2z
B)
Jizl=3
(2+1)4 dz
of
cos z
dz The following two on the contours:
z(z2+8)
Im(2)
Im(2)
2i
C
Im(2)
Re(2)
-2i
Transcribed Image Text:Obtain the values of the following integrals. sin?nz+cos?nz A) dz on the contour |z – il = 3 (z-1)(z-2) e2z B) Jizl=3 (2+1)4 dz of cos z dz The following two on the contours: z(z2+8) Im(2) Im(2) 2i C Im(2) Re(2) -2i
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