If `|z +2 - i`|=5 then the maximum value of `|3z+9-7i|` is K, then find k

If |z+2-i|=5 and maxium value of |3z +9-7i| is M, then the value of M is ______.

if |z-2i| le sqrt2 , then the maximum value of |3+i(z-1)| is :

If |z|lt=4 , then find the maximum value of |i z+3-4i|dot

If z is any complex number satisfying |z-3-2i|lt=2 then the maximum value of |2z-6+5i| is

If |z-i| ≤ 2 and z_0 = 5+3i , the maximum value of |i z + z_0| is

For a complex number Z, if |Z-i|le2 and Z_(1)=5+3i , then the maximum value of |iZ+Z_(1)| is (where, i^(2)=-1 )

If |z-2i|lesqrt(2), where i=sqrt(-1), then the maximum value of |3-i(z-1)|, is

If | (z - i)/(z + 2i)| = 1, |z| = 5/2 then the value of |z + 3i|

If | (z - i)/(z + 2i)| = 1, |z| = 5/2 then the value of |z + 3i|

Suppose that z is a complex number the satisfies |z-2-2i|lt=1. The maximum value of |2z-4i| is equal to _______.