2z+5 (3) $ ,2 — 2z -dz: - 1 (a) \z\ = 2 ܕ2 = |1+ b( |z)

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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Evaluate contour integrals  3 a and b

2z+5
(3) fc ₂² -2%)
1
(a) |z| = 2¹
(b) |z + 1 = 2,
(c) |z3|= 2,
(d) |z+ 2i = 1
fc
-dz;
Z
=
(z − 1)(z-2)
1
2'
(a) |z|
(b) |z+1]
1,
1
(c) |z1|= 2²
(d) |z| = 4
-dz;
=
Transcribed Image Text:2z+5 (3) fc ₂² -2%) 1 (a) |z| = 2¹ (b) |z + 1 = 2, (c) |z3|= 2, (d) |z+ 2i = 1 fc -dz; Z = (z − 1)(z-2) 1 2' (a) |z| (b) |z+1] 1, 1 (c) |z1|= 2² (d) |z| = 4 -dz; =
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