{sin x lg x x>3.5 y= {cos 2 x x _<3.5

Question

{sin x lg x x>3.5

y= {cos 2 x x _<3.5</p>

Answer 1

var x,y:real;
begin
read(x);
if x>3.5 then y:=sin(x)*(ln(x)/ln(10));
if x<3.5 then y:=cos(2*x);<br>write(y);
end.