Question: Question 2. (a) [4 marks] Show that the function u(x,y) = 3xly + 2x2 -y3 - 2y is a harmonic function in R. Find a

Question 2. (a) [4 marks] Show that the function u(x,y) =

Question 2. (a) [4 marks] Show that the function u(x,y) = 3xly + 2x2 -y3 - 2y is a harmonic function in R. Find a harmonic conjugate of u(r, y). (b) [3 marks] What can you conclude about a complex differentiable function f(2) defined in {=EC : |=|

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