Question: Q 2 Determine whether the function u = 3 x 2 y + 2 x 2 - y 3 - 2 y 2 is harmonic

Q2 Determine whether the function u=3x2y+2x2-y3-2y2 is harmonic or not?
Q 2 Determine whether the function u = 3 x 2 y +

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