Use the residue Theorem to show that T Cosh 7 2 sinh 7' 2 sinh² 7. 22 -1 -dz 3Di Se (22 + n²)² sin z around the circle C with equation |z – i| = 3. Hint: sin(iz) = i sinh z and cos(iz) = cosh(z).

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
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Chapter5: Inner Product Spaces
Section5.5: Applications Of Inner Product Spaces
Problem 91E
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Use the residue Theorem to show that
22
-1
A Cosh T
-dz = i
(z2 + π2)2 sin z
2 sinh T
2 sinh?
around the circle C with equation |z – i| = 3.
Hint: sin(iz) = i sinh z and cos(iz) = cosh(z).
Transcribed Image Text:Use the residue Theorem to show that 22 -1 A Cosh T -dz = i (z2 + π2)2 sin z 2 sinh T 2 sinh? around the circle C with equation |z – i| = 3. Hint: sin(iz) = i sinh z and cos(iz) = cosh(z).
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