Expand the followings in a Laurent's series f(2)= z-1 (i) about z=2 z2 -1 f(2)=7 when a) |z| <2 b) 2
Expand the followings in a Laurent's series f(2)= z-1 (i) about z=2 z2 -1 f(2)=7 when a) |z| <2 b) 2
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:Expand the followings in a Laurent's series
e
S(2)=;
(i)
about z=2
z-1
z? -1
f(2) =;
(z+2)(z+3)
when a) |z| < 2 b) 2</z|<3
(ii)
f (2)=7+32+2
1
in the region 1<|z|<2
(iii)
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