var
f, x:real;
begin
x:=3;
f:=(sqr(x+1)+2*(x+1))/(4*sin(x));
writeln(f);
end.
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Answers & Comments
var
f, x:real;
begin
x:=3;
f:=(sqr(x+1)+2*(x+1))/(4*sin(x));
writeln(f);
end.