解题方法
1 . 已知
为第一象限角,
为第二象限角,且
,
,则
的值为____________ .
![](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/5e9eb14cda08256a38003a2f368a2f22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/717d7f48e2a1fb6687bd6ea84d249915.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fee7e2969987222954a10a03d200c03.png)
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2 . 在
中,若
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
________ ;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23725094c363fd158166a8698971694c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1a56038914d899fd9c7264ed0012ac1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c325831732c91756a320346cdf3d3981.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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3 . 设某直角三角形的三个内角的余弦值成等差数列,则最小内角的正切值为__________ .
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4 . 已知
,且
在第二象限,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70d45c243d18b3c631dc5d7c950b7abe.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e92852189b59df2d81484fa33ff0f9cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70d45c243d18b3c631dc5d7c950b7abe.png)
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5 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85527d190d4e1d6bac4145d1c716e65e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d572725624b4bec509e78295279a5f2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85527d190d4e1d6bac4145d1c716e65e.png)
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6 . 已知
为锐角,且
,
.求
的值__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a077ceccea768ed3c664d38d55242fbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29c173e490bbffa0ca69b186d83a0577.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fe57d4fbae536de2e641d9d349fcf1.png)
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7 . 已知复数
的实部为0,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/982c2cd8fd33539bd313fe3ea373e6c0.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb0d037cbc7584aefec1e2ffe58d0971.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/982c2cd8fd33539bd313fe3ea373e6c0.png)
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2024-06-07更新
|
1821次组卷
|
5卷引用:广东省广州市2024届普通高中毕业班综合测试(二)广州二模数学试卷
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8 . 已知
的内角分别为
,若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9727bc99e9b16e7f967bb93512a83755.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5667c716bb1f451feff739b10f337646.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f634a83e08e79977f9f31b3bda0fea9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9727bc99e9b16e7f967bb93512a83755.png)
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9 . 已知
是第四象限角,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06d7258de3ea69c206cd1425a8caf1b6.png)
______ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfa7af23345b52c5f73d6b978cc43509.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1a373d932dd938980fefafb7aff9b8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06d7258de3ea69c206cd1425a8caf1b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfa7af23345b52c5f73d6b978cc43509.png)
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10 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85527d190d4e1d6bac4145d1c716e65e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc141b4d5e0a5fb51a699bc63ba1d8e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85527d190d4e1d6bac4145d1c716e65e.png)
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