c) Which of the following functions are analytic in 1Z1 < 2 and /or 1Z1 > 2: i) 2-√√24-42² Z²+6Z+9 ii) 2 Z²²_1 Z-√Z74 (iii) น √Z²² +2Z+2 z2-42 + 3

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Hi I need help with part iii

c) Which of the following functions are analytic in 1Z1 < 2
and /or
1Z1 > 2:
i) 2-√√24-42²
Z²+6Z+9
ii)
2
Z²²_1
Z-√Z74
(iii)
น
√Z²² +2Z+2
z2-42 + 3
Transcribed Image Text:c) Which of the following functions are analytic in 1Z1 < 2 and /or 1Z1 > 2: i) 2-√√24-42² Z²+6Z+9 ii) 2 Z²²_1 Z-√Z74 (iii) น √Z²² +2Z+2 z2-42 + 3
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