Teaching AP DSC School Assistant 2025 Mock Test Series Mathematics Complex Numbers Polar form of Complex Numbers
The locus represented by |z - 1| = |z + i| is:
1
a circle of radius 1
2
an ellipse with foci at (1, 0) and (0, -1)
3
a straight line through the origin
4
a circle on the line joining (1, 0), (0, 1) as diameter