1. Expand a) b) about z = 2. about z = -4. f(z) 1 (z − 2)(z + 1) g(z) cos z z+4

Advanced Engineering Mathematics
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ISBN:9780470458365
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Chapter2: Second-order Linear Odes
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Using Laurent series.

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1. Expand
a)
b)
about z = 2.
about z = -4.
f(z):
1
(z − 2)(z + 1)
g(z) =
cos z
z +4
Transcribed Image Text:1. Expand a) b) about z = 2. about z = -4. f(z): 1 (z − 2)(z + 1) g(z) = cos z z +4
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