已知i是虚数单位，则复数3+i1-i的共轭复数是_1_刷题宝

题干

已知i是虚数单位，则复数

3

+

i

1

-

i

的共轭复数是____

上一题下一题 0.0难度选择题更新时间:2010-07-22 03:41:06

答案(点此获取答案解析）

1﹣2i

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