Analytic function II

asqw121

New member
Let p(z)=A(z-z1)....(z-zn) where A and z1.....zn are complex numbers and A not equal to 0 . Show that
P'(z)/P(z)=∑ (1/(z-zj)) z not equal z z1....zn

Bacterius

Well-known member
MHB Math Helper
Re: Analytic function

What have you tried? This isn't the place to dump homework and collect answers

asqw121

New member
Re: Analytic function III

Already try hard but I really stuck on this question