Math Chapter Wise Complex Number, De Moivre's Theorem And Nth Root Of Unity English MCQ UP TGT-2016 (08-03-2019) Q.The polar form of ((()) 1 3 − − − − − − − − − − − − is A2 2 2 cos isin 3 3 π − B2 cos isin 3 3 π + C2 2 2 cos isin 3 3 π + D2 cos isin 3 3 π − Show answer Correct answer: 2 2 2 cos isin 3 3 π −