The complex function tanh (s) is analytic over a region of the imaginary axis o

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The complex function tanh (s) is analytic over a region of the imaginary axis of the complex
s-plane if the following is TRUE everywhere in the region for all integers n

Options:

A . Re (s) = 0

B . Im(s) â‰ nÏ€

C . Im(s) â‰ nÏ€/3

D . Im(s) â‰ (2n + 1)Ï€/2

Answer: Option D

-NA-

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