cos(2) dz c (z – n)(z – 27)3' 7. Evaluate where C : z– 27 = 27 described once in the clockwise direction.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Do 7th only
z eaz dz
1
6. Evaluate
2ri
is a real constant.
where C : |z| = 2 described once in the anticlockwise direction and a
22 + 1
cos(2) dz
c (2 – 1)(z – 27) '
7. Evaluate
where C : 2– 27| = 27 described once in the clockwise direction.
-
Transcribed Image Text:z eaz dz 1 6. Evaluate 2ri is a real constant. where C : |z| = 2 described once in the anticlockwise direction and a 22 + 1 cos(2) dz c (2 – 1)(z – 27) ' 7. Evaluate where C : 2– 27| = 27 described once in the clockwise direction. -
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