1 . 下列推理正确的是( )
A.因为![]() ![]() ![]() |
B.如果不买体育彩票,那么就不能中大奖,因为你买了体育彩票,所以你一定能中大奖 |
C.如果![]() ![]() |
D.如果![]() ![]() |
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2 . 在复平面内,复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8047f8751f5b238ce6d6237f7605b3a7.png)
对应向量
(
为坐标原点),设
,以射线
为始边,
为终边旋转的角为
,则
,法国数学家棣莫弗发现棣莫弗定理:
,
,则
,由棣莫弗定理导出了复数乘方公式:
,则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8047f8751f5b238ce6d6237f7605b3a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e9a00daa8c220dfc7b155c000e27863.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9d00a5d8c399448752f3da2443d6bfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/463c8f85c9c69aa80782eb0870c28ea5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e5af20b2f8c1fba4470f9650989e51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f54d290009e138d1f0d4cb771cada9f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48dd58444528a15fe3513ebd38d90150.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c2012a9521342815bc9e7250c8c11f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97581e4e1f6c354ffcc09a89fb62aa30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4767eebddd40410107c15d28c18d9bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ec589e1a8c02d957c73c21bde61ee3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d73ea16db794611880edd68a353ef8f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2019-05-14更新
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922次组卷
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4卷引用:吉林省长春市实验中学2019-2020学年高二下学期期中考试数学(文科)试卷
吉林省长春市实验中学2019-2020学年高二下学期期中考试数学(文科)试卷【校级联考】东北三省三校(辽宁省实验中学、东北师大附中、哈师大附中)2019届高三第三次模拟考试数学(理)试题(已下线)专题39 合情推理与演绎推理-冲刺2020高考跳出题海之高三数学模拟试题精中选萃陕西省西安交大附中、龙岗中学2020-2021学年高三上学期第一次联考理科数学试题
3 . 给出下面三个类比结论:
①向量
,有
类比有复数
,有
;
②实数
有
;类比有向量
,有
;
③实数
有
,则
;类比复数
,有
,则
.
①向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b776b2381f6b85df44ef3ec351e562f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70c1e7d86796fa60cfd08eaa0fbfe10a.png)
②实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663a61ad241d5d874c9a9362f0ee917c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02d351a97edcc0783d8d7a02d041bdb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f9c91af174ebe66c921f52db385a6c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d8b6a4fbc6d63c2a3049c4b2a6104e.png)
③实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663a61ad241d5d874c9a9362f0ee917c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fb20e291772c2614ad19f4cc919dfec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/657435e1fda84118e7f63c97505c8b75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/465d1eefa80667ac537de5b68e091508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b842572e56bfa6bdec69c1695929cde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db6a996e043f3d89b8f90f3e55145872.png)
A.0 | B.1 | C.2 | D.3 |
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2018-07-21更新
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379次组卷
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4卷引用:吉林省梅河口市第五中学2019-2020学年高二4月月考数学(理)试题