Question: pls solve this, urgent 4. a) Show that u = u = x2 - y2 - y is harmonic function. b) Also find the conjugate

pls solve this, urgent 4. a) Show that u = u

pls solve this, urgent

= x2 - y2 - y is harmonic function. b) Also find

4. a) Show that u = u = x2 - y2 - y is harmonic function. b) Also find the conjugate harmonic of u such that u + iv is analytic

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