1 . 设
为坐标原点,从集合
中任取两个不同的元素
,组成
、
两点的坐标
、
,则
的概率为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d967ad5e959dcf3888c6bee4a9b54e82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2e647c14561826ba9e396acc5a3792c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82a79a33a83a7ba57a34b5093d1d1d02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e00d57557c1c989583a91a72fa3a0a17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb1cd5f32604e9916b6360f63dba8200.png)
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2 . 函数
的定义域是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002a93d72c59d6572f574b3bc6152194.png)
您最近一年使用:0次
2020-05-19更新
|
342次组卷
|
4卷引用:2020届上海市宝山区高三下学期二模数学试题
2020届上海市宝山区高三下学期二模数学试题上海市徐汇区2019-2020学年高一下学期期末数学试题上海市七宝中学2022届高三上学期十月月考数学试题(已下线)专题03 函数的概念与性质(模拟练)-1
名校
解题方法
3 . 在下列命题中:①在
中,
,
,
,则解三角形只有唯一解的充要条件是:
;②当
时,
;③在
中,若
,则
中一定为钝角三角形;④扇形圆心角
为锐角,周长为定值,则它面积最大时,一定有
;⑤函数
的单增区间为
,其中真命题的序号为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43b86d43790babcdbbdc03493ee70928.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6d39e8c6fc9149d6290c493a65bdc53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecbf7575ec7f9c22f3b51084fe190b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc18e9d81eaa4c0e25f92b497058d9d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047056c99b39c70fa40d3c8178e5b631.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c72243f88f9041df51a76f7b2dd0fdf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5f44641a1d73c24b9b69145f312ca70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb80c0e955d5be2a4af9006d36347b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7814b93320e57e95ca4a1d80f87c4b46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e37ff6a9a24078fdd7bf21c180e40d78.png)
您最近一年使用:0次
4 . 现将函数
的反函数定义为正反割函数,记为:
.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff590a2b11a91915573cc052eb77dc53.png)
________ .(请保留两位小数)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45e8b8ac1f490fff30f787b25b708a28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7d8c001fb5f74c508a07b65e4fae660.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff590a2b11a91915573cc052eb77dc53.png)
您最近一年使用:0次
2019-12-31更新
|
125次组卷
|
2卷引用:上海市静安区2019-2020学年高三上学期期末数学试题
名校
5 . 已知函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8a7cf1b543bad0c701f611ff4f525b1.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa09c570d50d400babf1eb178883aa83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8a7cf1b543bad0c701f611ff4f525b1.png)
您最近一年使用:0次
2019-12-03更新
|
212次组卷
|
8卷引用:上海市洋泾中学2018—2019学年高三下学期3月月考数学试题
6 . 已知向量
,
,则
与
的夹角大小为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40b31aebd84a09c58eda7b46872c553c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55e24df5b91254a185b5a07bbba51e59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/969604545902c9a66549a4a44ec3a3c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ab17fd4247cdd710c363d5d3fbc5bd.png)
您最近一年使用:0次
7 . 函数
的值域是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/862edc64b46b80ec2b8cff3da9fc48d1.png)
您最近一年使用:0次
2019-09-23更新
|
99次组卷
|
3卷引用:上海市奉城高级中学2020届高三上学期期中数学试题
上海市奉城高级中学2020届高三上学期期中数学试题上海市长宁区2018-2019学年高一第二学期期末数学试题(已下线)第8讲 正切函数图像及其性质(练习)-【教育机构专用】2021年春季高一数学辅导讲义(沪教版2020必修第二册)
名校
8 . 设
,则“
”是“
”的________ 条件
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773ca22fc12ade9e60dbc749ba5cfa73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc2f793161e83a8882e31edb3302793c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5140b2db2feca5bd88682409baf2acf0.png)
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名校
9 . 设直线
过点
,且与直线
的夹角为
,则直线
的方程是________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a297f399ee48fe07cd6aacc935a1c46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb009df39028efcbb5ad46bd53dbac2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98d1b851eb0c6a8a3c64e7dcafd59dcd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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名校
10 . 设
,且
,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/792381543adc82d0362b6d272eb7df9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/466e0e81c830431b8fb3f91f41fcabe2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ef0a73352f5d056d6357b60c54fe951.png)
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2019-12-17更新
|
105次组卷
|
4卷引用:2016届上海市静安区高考一模(理科)数学试题