syms x y; f(x,y) = (sin(x-2)*exp(2*y)) / ((x-1)^3 * (y^2 +3)^5 ); f_x = diff(f,x); f_y = diff(f,y); f_xy = diff(f_x,y); %simplify(f_t,Steps=100); disp(f_x); disp(f_y); disp(f_xy);