30.3. Find and classify the isolated singularities of the following func- tions: +1 Z sin 3z (a). (b). 2²e¹/2, (c). (d). z²(z - 1) 2 COS Z (2²-1) COS TZ (e). cos (f). (z+ 2) (2z -1) (z² + 1)² sin² z 7 1 sin(z − 1) z z² +1

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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30.3. Find and classify the isolated singularities of the following func-
tions:
+1
Z
sin 3z
(a).
(b). 2²e¹/z,
(c).
(d).
z²(z - 1)
2
COS Z
(2²-1) COS TZ
(e). cos
(f).
(z+ 2) (2z -1) (z² + 1)² sin² z
7
1 sin(z − 1)
z z²+1
Transcribed Image Text:30.3. Find and classify the isolated singularities of the following func- tions: +1 Z sin 3z (a). (b). 2²e¹/z, (c). (d). z²(z - 1) 2 COS Z (2²-1) COS TZ (e). cos (f). (z+ 2) (2z -1) (z² + 1)² sin² z 7 1 sin(z − 1) z z²+1
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