|21 + z2| Iz - z2 Z1 = 1 then is the number which is 2 If z1 and z2 are two complex numbers satisfying

|21 + z2| Izı - z2 Z1 = 1 then is the number which is 2 If z1 and z2 are two complex numbers satisfying the equation Select one:

zero Real

O infinity

O imaginary