2장-이현진-문제3

240 days ago by lhjbg0821

plot(sin(x),(x,-2*pi,2*pi)) 
       
plot(cos(x),(x,-2*pi,2*pi)) 
       
plot(-sin(x),(x,-2*pi,2*pi)) 
       
plot(-cos(x),(x,-2*pi,2*pi))