GATE EC 2014 Set 2 Q38: Find Imaginary Part of Analytic Function (e^-y cos(x))

EC > GATE 2014 SET-2 > Complex Analysis

The real part of an analytic function f(z) where z = x + jy is given by e^-ycos(x). The imaginary part of f(z) is

e^ycos(x)

e^-ysin(x)

-e^ysin(x)

-e^-ysin(x)

Correct : e^-ysin(x)

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