章末分层突破
[自我校对]
①-1
②a=c,b=d
③=a-bi
④Z(a,b)
⑤O\s\up6(→(→)
⑥a+c
⑦(b+d)i
⑧(a-c)+(b-d)i
________________________________________________________________
________________________________________________________________
________________________________________________________________
复数的概念
正确确定复数的实、虚部是准确理解复数的有关概念(如实数、虚数、纯虚数、相等复数、共轭复数、复数的模)的前提.