A harmonic function is analytic if it satisfies the Laplace equation. – McqOptions

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1.	A harmonic function is analytic if it satisfies the Laplace equation. If u(x, y) = 2x 2y + 4xy is a harmonic function, t hen its conjugate harmonic function v (x, y) is
A.	4y 4xy + constant
B.	4xy 2x + 2y + constant
C.	2x 2y + xy + constant
D.	4xy + 2y 2x + constant
Answer» C. 2x 2y + xy + constant

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