Программа на Delphi

uses

Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs;

type

TForm1 = class(TForm)

private

{ Private declarations }

public

{ Public declarations }

end;

var

Form1: TForm1;

x,y,z: extended;

implementation

{$R *.DFM}

label vano;

begin

vano: write('Vvedite X=');

readln (x);

write ('Vvedite Y=');Readln (y);

if 2*x*x-4*y*y*y=0 then

begin

writeln('Pri dannix znacheniax X i Y funkcia ne imeet reshenia');

goto vano;end;

z:=(cos(x)*(1-sin(y)))/(2*x*x-4*y*y*y);

write('Otvet :',z);

end.