In Polar form the equation is #6(cos(-0.785)+isin(-0.785))#
Explanation:
#Z=3sqrt2-3sqrt2i# so Modulas #Z=sqrt((3sqrt2)^2+(-3sqrt2)^2) =6#
Argument #z = theta = tan^-1(-(3sqrt2)/(3sqrt2))=tan_1(-1)=-0.785 radian# So in Polar form the equation is #6(cos(-0.785)+isin(-0.785))#