网址:http://m.1010jiajiao.com/timu3_id_497754[举报]
(1-i)2·i=
A.2-2i
B.2+2i
C.2
D.-2
2-2i
2+2i
-2
2
=( ).
A.2-i B.1-2i
C.-2+i D.-1+2i
i·(1-i)2等于
C.-2
D.2