cistheta period 4

2223 days ago by calcpage2015

#MrG 2015.1105 cis(theta) #1) convert 1+sqrt(3)*i to r*cis(theta) r=sqrt(1^2+sqrt(3)^2) show(r) theta=arctan(sqrt(3)/1)*180/pi show(theta.n()) show(abs(1+sqrt(3)*i).n()) show((arg(1+sqrt(3)*i)*180/pi).n()) #2) convert 2*cis(60) to x+y*i x=2*cos(60*pi/180) show(x.n()) y=2*sin(60*pi/180) show(y)