WBJEE 2013 Math Solved Paper

Question : 37 of 80

Marks: +1, -0

Let z1 = 2 + 3i and z2 = 3 + 4i be two points on the complex plane. Then the set of complex numbers z satisfying|z–z1|2 + |z–z2|2 = |z1–z2|2 represents