var x0, xk, dx, x: real;function f(x: real): real;begin if abs(x) < 3 then f := sin(x) else if abs(x) < 9 then f := sqrt(x * x + 1) / sqrt(x * x + 5) else f := sqrt(x * x + 1) - sqrt(x * x + 5);end;begin write('Введите промежуток и шаг ([a,b] h) '); readln(x0, xk, dx); x := x0; writeln(' x ':10, ' | ', ' s ':10); repeat writeln(x:10:3, ' | ', f(x):10:3); x := x + dx; until x > xk;end.