uses crt;
var x,y,z:real;
begin
clrscr;
write('Nhap x='); readln(x);
write('Nhap y='); readln(y);
z:=abs(1-sqr(x))+abs(1-sqr(y));
writeln('Z=',z:4:2);
readln;
end.
mik làm cả 2 bằng 1 ct nha
var x,y,z1,z2:real;
begin
write(' Nhap x: ');readln(x);
write(' Nhap y: ');readln(y);
z1:=abs(1-sqr(x)) + abs(1-sqr(y));
z2:=abs(1-exp(x)) + abs(1-exp(y));
writeln(' KQ b1 :' ,z1:0:1);
writeln('KQ b2: ',z2:0:1);
readln;
end.