Question 54051
|z-1|<3

|iz+3-5i|=|i||iz+3-5i|=|-z+3i+5|

                     =|(4+3i)-(z-1)|
Now
   |(4+3i)-(z-1)|<||4+3i|+|z-1||
  
   |iz+3-5i|<|5+3|

             <8. 

                 Proved by sriman kumar