Question

z conjugat=(1+i)(2+i)-2-5i.sa se afle z

Answer 1

        
$Z conjugat= \\ =(1+i)(2+i)-2-5i = \\ =2+2i+i+i^2 -2-5i= \\ =2+2i+i-1 -2-5i= \\ =2-1-2+2i+i-5i= \\ =\boxed{-1-2i} \\ =\ \textgreater \ \;\; \boxed{Z =-1+2i}$