Let f(z) =– z(z-3) Then the Laurent expansion of f(z) arolunu z = 0 with Iz] > 3 is: %3D 3 a) En-o b) 2n-on c) Enson+ d) E e) None of the above

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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Exercise 6.
Let f(z)
Then the Laurent expansion of f (z) arounu z = 0 with Iz]> 3 is:
z(z-3)
3"
a) E
00
Ln-0
b) 2n-0
00
3"
c) o
2n=0n+2
3"
d) En=o
e) None of the above
а.
O b.
С.
O d.
O e.
Transcribed Image Text:Exercise 6. Let f(z) Then the Laurent expansion of f (z) arounu z = 0 with Iz]> 3 is: z(z-3) 3" a) E 00 Ln-0 b) 2n-0 00 3" c) o 2n=0n+2 3" d) En=o e) None of the above а. O b. С. O d. O e.
Exercise 5.
z-sinz
dz is
-3
a) 0
b) - ni
c) 2πί
2ni
d)
7!
а.
b.
С.
d.
3.
Transcribed Image Text:Exercise 5. z-sinz dz is -3 a) 0 b) - ni c) 2πί 2ni d) 7! а. b. С. d. 3.
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