(1+√3i)z=i
z=i/(1+√3i)
=i(1-√3i)/(1²-3i²)
=(i+√3)/4
2.
2/(1-i)
=2(1+i)/(1²-i²)
=1+i
若1+i=a+bi,则
a=1,b=1,a+b=2