Ts Eamcet
Complex Numbers
TG EAPCET 2025 (Online) 4th May Evening Shift
MCQ+1 / -02025
If $Z=r(\cos \theta+i \sin \theta),\left(\theta \neq-\frac{\pi}{2}\right)$ is solution of $x^3=i$, then $r^9(\cos \theta+i \sin \theta)^9=x^{3-}=i$
Ts Eamcet
TG EAPCET 2025 (Online) 4th May Evening Shift
If $Z=r(\cos \theta+i \sin \theta),\left(\theta \neq-\frac{\pi}{2}\right)$ is solution of $x^3=i$, then $r^9(\cos \theta+i \sin \theta)^9=x^{3-}=i$