OUatuy vareTanegany pars uaayu TUOT Show that the Cauchy-Riemann equations hold for the functions u and Vgiven b u(X, y) = 4y) -6xy , v(X,y) +y*)* where (x,Y) * (0,0). Show that u, v are the real and imaginary parts of an analytic function f:C\{0}>C.