名校
1 . 已知
为第二象限角,
,则
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ebe6a6476bc99d568e2844d32fee8d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ceee9d45a68f88238eb0ef76d95a1a7.png)
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2 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7497c7fb1f4336a1d2382078e71e94a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c65d04f379f811cc271051011160f44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7497c7fb1f4336a1d2382078e71e94a.png)
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解题方法
3 . 已知
为锐角,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c4bb68bc1395f4cbcb5889aa39e1b7c.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/062a02d27a7e8d080993f665057ac70a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c4bb68bc1395f4cbcb5889aa39e1b7c.png)
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2022-12-21更新
|
1060次组卷
|
2卷引用:上海市浦东新区2023届高三上学期一模数学试题
名校
解题方法
4 . 已知锐角
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea04845b2c2483c600f20e700d4d45bc.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9988d1741250bfefceec14b8e2dc7c04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea04845b2c2483c600f20e700d4d45bc.png)
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名校
解题方法
5 . 已知
是方程
的两根,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6767168408db6c2bd0832411827c1558.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b79db6e4c4ce0b9ccc60da1d660ff43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ae719ab8b9d294ccc7bb6b4d3e610fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6767168408db6c2bd0832411827c1558.png)
您最近一年使用:0次
名校
解题方法
6 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9132cb223c69a5548cf54a4f8ab50f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d394016b9fecac73f38cbc4ff18dee2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
您最近一年使用:0次
名校
解题方法
7 . 已知直线
经过点
,倾斜角
的正弦值为
,则
的点斜式方程为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/530e5817131adf2c05b99ff18eb9060f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7294f5ae2a24ff42e84cd9773b2a7287.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
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解题方法
8 .
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b9aceea086efe900c1faebf33ae5ac.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46ddcda9f89051f4e862364f02e13d9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/468322cef1887fec96c304371e580bc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a6a613f8b0e32fb71902f50f30ca4d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b9aceea086efe900c1faebf33ae5ac.png)
您最近一年使用:0次
2022-11-27更新
|
286次组卷
|
3卷引用:北京市顺义牛栏山第一中学2023届高三上学期11月期中数学试题
北京市顺义牛栏山第一中学2023届高三上学期11月期中数学试题(已下线)第09讲 平面向量加、减、数乘运算的坐标表示北京市首都师范大学附属中学(通州校区)2022-2023学年高一下学期开学质量检测数学试题
名校
解题方法
9 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/487e4d9d4fd025b4b467a34b20e56a20.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51474d91e540a475138571e8738de850.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/487e4d9d4fd025b4b467a34b20e56a20.png)
您最近一年使用:0次
名校
解题方法
10 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ec7c99202b44d5d65239f65f155b6f.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f63dc02238b087ff47e9aa5bf6759d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ecab26dbaa31e244d69b6a01cabb83a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ec7c99202b44d5d65239f65f155b6f.png)
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2022-11-11更新
|
653次组卷
|
3卷引用:陕西省咸阳市咸阳中学2024届高三上学期第三次阶段测试数学(文)试题