The residue of the function \({\rm{f}}\left( {\rm{z}} \right) = \frac{1}{{{{\left( {{\rm{z}} + 2} \right)}^2}{{\left( {{\rm{z}} - 2} \right)}^2}}}{\rm{\;at\;z}} = 2{\rm{\;is}}\)

The residue of the function \({\rm{f}}\left( {\rm{z}} \right) = \frac

1.	The residue of the function \({\rm{f}}\left( {\rm{z}} \right) = \frac{1}{{{{\left( {{\rm{z}} + 2} \right)}^2}{{\left( {{\rm{z}} - 2} \right)}^2}}}{\rm{\;at\;z}} = 2{\rm{\;is}}\)
A.	\(- \frac{1}{{32}}\)
B.	\(- \frac{1}{{16}}\)
C.	\(\frac{1}{{16}}\)
D.	\(\frac{1}{{32}}\)
Answer» B. \(- \frac{1}{{16}}\)