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1 . i表示虚数单位,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2fcc964a904b1ea33a5b6a139656363.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2fcc964a904b1ea33a5b6a139656363.png)
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2 . 已知复数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/545141bbe7cc66d18946a129179d8df1.png)
________ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882bff376e1d71865bd23b747ef78a66.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a77be16b5cda28c9de818862e60b984.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/545141bbe7cc66d18946a129179d8df1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882bff376e1d71865bd23b747ef78a66.png)
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3 . 写出一组使得不等式
成立的
,
,其中![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251dff989f7d60db751b73033dee269.png)
______ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ca3f0a4b2d06539e74594736881aaa.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77b84faebe697c810fec3de69708a265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251dff989f7d60db751b73033dee269.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ca3f0a4b2d06539e74594736881aaa.png)
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4 . 已知平面向量
与
共线,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfd989ddfbed4a6aa18ea57734522153.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a93944d382b73bb691719b868fd69a54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f47f03ca8c235959f5dba54c6c83e7df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfd989ddfbed4a6aa18ea57734522153.png)
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5 . 复数
在复平面内对应的点的坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8648b214f299170fcd754810f45ee82.png)
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6 . 已知
为坐标原点,
,
,
,则
点坐标为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61da2f6f8cb142fe05ac23810c46fa0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00c4c41002de4a2eb6111c518456a812.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f01d9c9efdbe6b5c76bd88b03daf820a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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解题方法
7 . 已知
为第三象限角,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90e888ea14da893971e13858945bf0cd.png)
___________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6cf57eadda0fd38b53717a6ee92aab6.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74205638b751f69394c082d391b323e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90e888ea14da893971e13858945bf0cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6cf57eadda0fd38b53717a6ee92aab6.png)
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8 . 已知向量
,
.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ ;若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/355314f379eab30b26be60b334a2b9aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bb6e06a9deea9f51755b27320b44c1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd79264e130de60a100b001b5d45585c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf21fef3026cfe445a855c94cab5c84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
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9 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7bb18ebe7efb26e06de5e293120c53d.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7bb18ebe7efb26e06de5e293120c53d.png)
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10 . 已知向量
,
,则
=______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e481e72c0b5b6268f18e2eb566368d77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3183d32b9c31d5c6b6801f73c2b522de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d108e523626be0b40be9b3543ce12524.png)
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