Part II (50%): Examine how MATLAB deals with Analytics Function and Complex Differentiation. Please provide all the evidence of MATLAB as your answers. 6) (6 Marks) Verify that each of these functions is entire: (satisfy the Cauchy-Rieman Equations) a) f(z) = 3x + y + i(3y - x) b) f(z) = sin x(cosh y) +icos * (sinh y)) c) f(z) = esin x - ie- cos x