Question:

If $ƒ(x + iy) = x^3 − 3.xy^2 + ¡\Psi(x,y) \space where \space i= \sqrt{-1}$ and ƒ (x+iy) is an analytic function, then $\Psi (x, y)$ is:

Updated On: Mar 12, 2025

$y^3-3x^2y$
$3x^2y-y^3$
$x^4-4x^3y$
$xy-y^2$

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The Correct Option is B

Solution and Explanation

The correct option is(B)

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