1 . 计算:(用数字作答)
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/403d128ea029ebbe0f61eea8874a5f43.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be0b51445e7a6725b06ffb0654ba77f7.png)
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2 . 已知,
,求:
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7d7026ae519718c212993924cef81f2.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bea64dc254f20396af28cc349923508b.png)
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解题方法
3 . 已知
,求下列各式的值
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec393eec45c4b0d474902b23c3d70bc.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b805245af88a2c01ddc4e5276bf89896.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c4aa94d0d1061c4ffa1f40ce264e5c2.png)
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2024-03-21更新
|
819次组卷
|
3卷引用:新疆乌鲁木齐市科信中学2023-2024学年高一下学期3月月考数学试卷
新疆乌鲁木齐市科信中学2023-2024学年高一下学期3月月考数学试卷上海市莘庄中学2023-2024学年高一下学期3月月考数学试卷(已下线)4.1同角三角函数的基本关系式-【帮课堂】(北师大版2019必修第二册)
4 . (1)计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd7cdcf1c5b8530538e2687ca64ee6b.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd7cdcf1c5b8530538e2687ca64ee6b.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecfaf5c3251522039ad2a2c5b0d68ffb.png)
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名校
解题方法
5 . (1)化简:
;
(2)化简:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1ca4b3fc69da09dbf15cde9da82395c.png)
(2)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b12884a4c517d24951780a915bc9ec42.png)
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2024-02-17更新
|
852次组卷
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5卷引用:新疆生产建设兵团第三师图木舒克市第一中学2023-2024学年高一下学期2月开学考试数学试卷
6 . 已知
.
(1)化简
;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52d00309d02dba1fde50acc804c82062.png)
(1)化简
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/794f2c6bd63355105d179d11306a9cae.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f280aa9106f8983fa107da81a2ce1bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecf146d7fa3f437fa05b0be0a6ad44b6.png)
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2024-02-04更新
|
490次组卷
|
3卷引用:新疆图木舒克市新疆兵团第三师图木舒克市鸿德实验学校2023-2024学年高一下学期期中考试数学试卷
解题方法
7 . 化简求值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf7d41ff2a41fd73a479320603891e7d.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65e206816a469758b5760ef6cff38010.png)
(3)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf7d41ff2a41fd73a479320603891e7d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65e206816a469758b5760ef6cff38010.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d609e84efc858a10e58c826679e604.png)
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8 . 求值
(1)
的值
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85ced086f15dffc9a8ce1bd5b29c70ed.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/441c6415366f50af72c061d5cea69ebe.png)
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9 . 计算求值:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91adee3e09c158ab5d76d10b2ac051f8.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ae97e1a5a463b366693efe86eaaae91.png)
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解题方法
10 . 已知
,且
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1098ca7602ae66ee35e1028419d8871a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/005c5da40a74831a5604c8666660533f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/124bcd70775c9944d404cf0244b007af.png)
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