(-1+3i)3(1+i)6--2+i1+2i=00.-数学

题目简介

(-1+3i)3(1+i)6--2+i1+2i=00.-数学

题目详情

(-1+
3
i)
3
(1+i)6
-
-2+i
1+2i
=00.
题型:解答题难度:中档来源:不详

答案

(-1+
3
i)
3
(1+i)6
-class="stub"-2+i
1+2i

=
(2w)3
(2i)3
-
(-2+i)(1-2i)
(1+2i)(1-2i)

=class="stub"8
-8i
-class="stub"5i
5
=i-i
=0
故答案为:0.

更多内容推荐