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Which one of the following functions is not satisfy the Cauchy-Riemann equations? O (A) f(z)= cosh a sin y-isinhz cos y. O (B) f(2) = e cos 2y+ ie" sin 2y. O (C) f(2) = -3x- 5y. O (D) All of these are satisfying the Cauchy-Riemann equations. %3D

Which one of the following functions is not satisfy the Cauchy-Riemann equations? O (A) f(z)= cosh a sin y-isinhz cos y. O (B) f(2) = e cos 2y+ ie" sin 2y. O (C) f(2) = -3x- 5y. O (D) All of these are satisfying the Cauchy-Riemann equations. %3D

Advanced Engineering Mathematics
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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Complex Analysis :How do I know if this is Cauchy equation or not Cauchy?
Which one of the following functions is not satisfy the Cauchy-Riemann equations? O (A) f(2) = cosha sin y- isinh x cos y. O (B) f(2) = e" cos 2y+ ie" sin 2y. O (C) f(2) = -3r - 5y. O (D) All of these are satisfying the Cauchy-Riemann equations.
Transcribed Image Text:Which one of the following functions is not satisfy the Cauchy-Riemann equations? O (A) f(2) = cosha sin y- isinh x cos y. O (B) f(2) = e" cos 2y+ ie" sin 2y. O (C) f(2) = -3r - 5y. O (D) All of these are satisfying the Cauchy-Riemann equations.
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