(a) Find all the complex roots of (-9 – li)/" (b) Let A1, A2, · .., A45be the roots of (–10 + 2i)/4º, Find out the value of 45 II i=1 (c) Represent in the Argand Diagram all such z for which |z+ 12 – 2i| < 4

Advanced Engineering Mathematics
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Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Problem 2
(a) Find all the complex roots of (-9 – li)/"
( b) Let λ1,λ2,
,A4sbe the roots of (-10 + 2i)/45. Find out the value of
...
45
i=1
(c) Represent in the Argand Diagram all such z for which
|z+ 12 – 2i| < 4
Transcribed Image Text:Problem 2 (a) Find all the complex roots of (-9 – li)/" ( b) Let λ1,λ2, ,A4sbe the roots of (-10 + 2i)/45. Find out the value of ... 45 i=1 (c) Represent in the Argand Diagram all such z for which |z+ 12 – 2i| < 4
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