||'''Book'''|| Advanced Engineering Mathematics ||
 ||'''Author'''|| Erwin Kreyszig ||
 ||'''Edition'''|| 8th Edition ||

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{{{
#Kreyszig 657 Problemset12.1 problem 9
z1=4+3j
z2=2-5j
z1*z2.conjugate()
z1.conjugate()*z2}}}

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 * '''Solution by''': 
   * <Astrid>, <Lecturer>, <St. Francis Institute of Technology>
   * <Your Name>, <Profession>, <Organization>