复数                                                     ...

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问题详情:

复数复数                                                     ...                                                                                 

A.复数                                                     ... 第2张                            B.复数                                                     ... 第3张                C.复数                                                     ... 第4张                 D.复数                                                     ... 第5张

【回答】

C

知识点:数系的扩充与复数的引入

题型:选择题

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