(1)已知
,且
,求
的值;
(2)已知
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5b3fb9076ab8eb4c57239bec33e368c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab1c17a53981687048cb4906307f8b0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f092db1495faddf4279311fb7e2d972f.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbe0a8376e9ec8282e91814e60bfd21d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
23-24高一上·黑龙江牡丹江·阶段练习 查看更多[3]
黑龙江省牡丹江市第二高级中学2023-2024学年高一上学期12月月考数学试题(已下线)第五章 三角函数(章末测试A卷)-同步精品课堂(人教A版2019必修第一册)江苏省宿迁市泗阳县桃源路中学2023-2024学年高一下学期寒假作业开学检测数学试卷
更新时间:2023-12-12 22:41:28
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【推荐1】已知点A、B、C的坐标分别为
、
、
,
.
(1)若
,求角
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/241ce9bd28046ce9b90f43b391132884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27149c9ff20937492950f42084caa019.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6481e5ef435b6ad8ecac30175f6871bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce067bb5c96284138c862c80b9775ed3.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f6c0b269b81d9f742fb844340f743d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac690a66c2db615b7adde63f8d5c4c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd542d4f0f29ab43d53b63f4f46c8899.png)
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适中
(0.65)
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【推荐2】在①
,②
这两个条件中任选一个,补充在下面的横线上,并加以解答.
已知
的内角
的所对的边分别为
,__________.
(1)若
,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80e55a60c8f81010d730e347a8c0a656.png)
(2)求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db132672812c8bc6fd6091198b41365c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc116756c473251646b669f694137322.png)
已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff76846660a607dae65b956967b4c2f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bba1e7a657ed134e68efd159b606620f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a36ec31cfd615abfbee3ed2f4a1d8883.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80e55a60c8f81010d730e347a8c0a656.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25edcc950d3354ff7df6c74dd4d3f3b1.png)
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【推荐3】求函数
(
)的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81fe116a6bb14353709d310786ee37f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
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【推荐1】已知角θ的终边上一点
,且
,
(1)求tanθ的值;
(2)求
的值;
(3)若
,
,且
,求
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd6217bf95358692cc6de64468b2bc24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c083850b3cf22b91a62106148fd54b9.png)
(1)求tanθ的值;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bfcff700bb72a28678e0b1b3ecca38c.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ed54d127c43cf45175f9b66e51f122b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fcbdcb52d7b9e7c54d8382f42e278fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68781922619ebf24d9dfb4d854666a15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
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【推荐2】已知
,求下列各式的值.
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/536e072eb0439a5e5b430cd55a129374.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e71fbfbbf5a0dac5040cb4dfdc6772c.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1596478815138caf54aac6b0e8c2a408.png)
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