var
x:real;
begin
read(x);
if ( x > 15) then
write('y = ', 9*x + 3*x*x)
else
write('y = ', 3*x - 5*sqrt(x+28));
end.
Объяснение:
var
x:real;
begin
read(x);
if ( x > 15) then
write('y = ', 9*x + 3*x*x)
else
write('y = ', 3*x - 5*sqrt(x+28));
end.
var
x:real;
begin
read(x);
if ( x > 15) then
write('y = ', 9*x + 3*x*x)
else
write('y = ', 3*x - 5*sqrt(x+28));
end.
Объяснение: