Question: (a) If z = x + iy find coefficients a, b and c such that |sin(z)| ^2 = a cos^2 (x) + b sinh^2 (y)

 (a) If z = x + iy find coefficients a, b and c such that |sin(z)| ^2 = a cos^2 (x) + b sinh^2 (y) + c cosh^2 (y)

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