" If "|z-i|<=5" and "z_(1)=5+3i(" where ",i=sqrt(-1))," the greatest and least values of "|iz+z_(1)|" are "

If |z-5i|=|z+5i, then the locus of z

If |z-3i|=|z+3i| , then find the locus of z.

If |(z-i)/(z+i)|=1 then the locus of z is

If |(z-i)/(z+i)|=1 , then the locus of z is

The set of points z |z-i|z||=|z+i|z|| is contained in or equal to

The region of the argand plane defined by |z-i| + |z +i| le 4 is

The set of points z in the complex plane satisfying |z-i|z||=|z+i|z|| is contained or equal to the set of points z satisfying

The set of points z in the complex plane satisfying |z-i|z||=|z+i|z|| is contained or equal to the set of points z satisfying