问题
解答题
若f(z)=
|
答案
∵z1•z2 =(3+4i)(-2+i)=-10-5i,f(z)=
+|z|,. z
∴f(z1•z2)=f(-10-5i )=-10+5i+125
=-10+5
+5i.5
若f(z)=
|
∵z1•z2 =(3+4i)(-2+i)=-10-5i,f(z)=
+|z|,. z
∴f(z1•z2)=f(-10-5i )=-10+5i+125
=-10+5
+5i.5