名校
解题方法
1 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ac1449bb0d68998f1209a20c38353e.png)
(1)若角
是第三象限角,且
,求
的值;
(2)若
为锐角,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ac1449bb0d68998f1209a20c38353e.png)
(1)若角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/608515b00a710bb8babcae8dbf730ad4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd288d4152caf5fc8187a1a901c8949f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebf290caa3f2eb3f2bf68d3e609c6693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd288d4152caf5fc8187a1a901c8949f.png)
您最近一年使用:0次
解题方法
2 . 已知
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e749c37936aaf30556d31827b2599115.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2deb0fd94b184b201cb0f8e436d5210.png)
您最近一年使用:0次
解题方法
3 . 求值:
(1)
;
(2)
;
(3)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ba27298c8ad51e2b05d23da395810c.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49f043c7c75b49f1331250eb83a74699.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac111b0959445e9e9dc30db2ba6d414e.png)
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2024-02-11更新
|
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2卷引用:山东省临沂第十八中学2023-2024学年高一下学期2月收心考试数学试题
4 . 已知
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57773b0d8a1181ba9eaecbcd3ca28802.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8876322b94b9638639c56859f0eaa9d1.png)
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5 . (1)计算
;
(2)计算
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b063a37fa6c041cda02542ff178a544a.png)
(2)计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/869cf4a7c2710762cab123667f45f66c.png)
您最近一年使用:0次
名校
解题方法
6 . 已知
,且
为第二象限角.
(1)求
,
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e92852189b59df2d81484fa33ff0f9cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a282d19bf2c827a98d4443330f7ca1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cb23d45a693dda9304fd5d63d614b31.png)
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2024-01-09更新
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6卷引用:山东省临沂市沂水县第一中学2023-2024学年高一上学期期末模拟数学试题(一)
7 . 已知
.
(1)求
的值;
(2)
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b98dfcb54c6aef5288cb965c0b7359c8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/624897965c5f133b85d6a6e9601b5d99.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9db589bebb2f413b51ab7d684f7eb990.png)
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2024-01-05更新
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3卷引用:山东省招远市第二中学2023-2024学年高一上学期期末数学试题
山东省招远市第二中学2023-2024学年高一上学期期末数学试题江西省上饶市广丰区丰溪中学2023-2024学年高一上学期期末模拟数学试题(已下线)7.2.3 同角三角函数的基本关系式-【帮课堂】(人教B版2019必修第三册)
名校
8 . 已知
.
(1)化简函数
;
(2)若
,求
和
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/620bf4c2bd7ad8450c72f99ae03cb590.png)
(1)化简函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1736a9e73ed411468777f6a174ad197b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8b45430c4fd4edbb07ceb97c01d0fba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fea1468ed7529f0451bb5fba41ab5320.png)
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2023-12-26更新
|
2791次组卷
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7卷引用:山东省菏泽市第一中学2023-2024学年高一上学期第四次月考数学试题
名校
解题方法
9 . (1)
;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc624bbb822421bfd590c8ca1b14fb7a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b994996d7b81d392f87d61cd90e4813.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c39f5855090aad652cf0bbf2a7e0f78d.png)
您最近一年使用:0次
名校
解题方法
10 . 已知
,
均为锐角,
,
.
(1)求
的值;
(2)求
的值.
![](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/db73deb6fa502e49e3c873ef076fbc32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e80e5e1f7f34f76355e4138bd279165.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6f90c4754e6b6fc862d72943fb35569.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f35152720e43c6403d43bef47c0377d.png)
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2023-12-26更新
|
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2卷引用:山东省淄博中学2023-2024学年高一下学期4月月考数学试题