Find the condition such that ∣z−1∣=2∣z−2∣|z - 1| = 2|z - 2|∣z−1∣=2∣z−2∣ represents a circle.
Center at (2,0)(2, 0)(2,0) with radius 444
Center at (1,0)(1, 0)(1,0) with radius 222
Center at (5/3,0)(5/3, 0)(5/3,0) with radius 2/32/32/3
Center at (3,0)(3, 0)(3,0) with radius 111