Math Chapter Wise Complex Number, De Moivre's Theorem And Nth Root Of Unity English MCQ PGT 2002 Q.The locus represented by |z–1| = |z+i| is: Aa circle of radius 1 Ban ellipse with foci at (1, 0) and (0,–1) CA straight line through the origine Da circle on the line joining (1,0), (0,1) as diameter Show answer Correct answer: A straight line through the origine