from math import *
from turtle import *
t=pen()
title("Синусоїда і косинусоїда")  
setup(400,600)
reset()
pensize(2)
bgcolor('green')
up()
color('yellow')      
goto(-200,0)
down()
for x in range(-200,200,1):
    y=sin(x/30)*30
    goto(x,y)
up()
color('red')
goto(-200,0)
down()
for x in range(-200,200,1):
    y=cos(x/30)*30
    goto(x,y)
up()
color('blue')
goto(-200,0)
for x in range(-200,200,1):
    y=tan(x/30)*30
    if abs(y)<600:
        down()
    else:
        up() 
    goto(x,y)
exitonclick()