名校
解题方法
1 . 已知点
,
,若圆
上存在点P满足
,则实数a的取值的范围是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0929421a6188c3122442866b0b85a5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f55d12701014cf53071093e8739d089b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a3c0963d751d5a27192d5a981328e0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6454ff42bb24a01d72b5339ac784e16.png)
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2023-05-25更新
|
941次组卷
|
5卷引用:四川省眉山市仁寿第一中学2023-2024学年高三上学期摸底测试(一)文科数学试题
四川省眉山市仁寿第一中学2023-2024学年高三上学期摸底测试(一)文科数学试题重庆市七校2023届高三三诊数学试题江苏省扬州市高邮中学2023届高考前热身训练(二)数学试题(已下线)第18讲 圆与圆的位置关系4种常见考法归类(3)(已下线)专题07 直线与圆(分层练)
2 . 若不等式
的解集为
,且
,则实数
的范围为______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3afa326eb0310ca0d935b3739629973.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52854d0ead4737302f4b4706e1f80553.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2019-11-09更新
|
180次组卷
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2卷引用:四川省遂宁市射洪中学2019-2020学年高一上学期第一次月考数学试题
3 . 已知二次函数
,当自变量
的取值在
的范围内时,函数的图象与
轴有且只有一个公共点,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6485fec5e4dca058e1debceec3f2b34b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d544d676ba61b4315817833fdf5c01eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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名校
4 . 给出下列四个命题:①命题“
”为真,则实数
的范围是
;②设
,则“
”是“
”的充要条件;③关于
的方程
,存在实数
,使得方程恰有5个不同的实根;④函数
的定义域为D,若满足:(1)
在D内是单调函数;(2)存在
,使得
在
上的值域为
,那么就称函数
为“梦想函数”.若函数
是“梦想函数”,则t的取值范围是
;其中真命题有_________ (填序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8983faa5adf0008b8d69c64cf3518f44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/389d79319d0694c3d75bbaf19d0a8581.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73254f32b6da29ecc32df2e9f87a4c97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6a46e678bf9d2df5ad4c782b3dc22f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc548fd3964424e7745160d89488326.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1160588efe90b4c33978434210b58dcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efdc508908c6e24de51b57a108468dcd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dc1d011c26d664403778fe3e244043.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db527571cfd256c515424c6f9d114284.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5631e28a875d9dae435bea729b2633e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a4cc25791fb5a022347db7d99def82f.png)
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5 . 若对圆
上任意一点
,
的取值与
,
无关,则实数
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3283c5618a0a0e9c3c9e68c36ec8cb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338559bc510d1f07e4e85e9463fd3015.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a5be3dab006f76df2596fccea4c652b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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6 . 若对圆
上任意一点![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
,
的取值与
,
无关,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0203b006524305c3d8ee0b6c34cd872b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e83fc674910fe0cefc70b028b6ece8cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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19-20高二·浙江·期末
名校
解题方法
7 . 若对圆
上任意一点
,
的取值与
、
无关,则实数
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7a1a9410da8e3e67a8472aa5829d298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a5be3dab006f76df2596fccea4c652b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2020-03-05更新
|
610次组卷
|
5卷引用:四川省广安市第二中学校2022-2023学年高二上学期第二次月考数学(理)试题
四川省广安市第二中学校2022-2023学年高二上学期第二次月考数学(理)试题(已下线)【新东方】新东方高二数学试卷302江西省吉安县二中2019-2020学年高二上学期期中考试数学试题(已下线)【南昌新东方】江西省南昌市民德中学2020-2021学年高二上学期期中数学试题16山西省山西大学附属中学、汾阳中学2020-2021学年高二上学期12月月考数学(理)试题
8 . 给出下列四个命题:
(1)函数
的图象过定点(1,0);
(2)函数
与函数
互为反函数;
(3)已知函数
是定义在
上的偶函数,当
时,
,则
的解析式为
;
(4)若
,则
的取值范围是
;
(5)函数
在区间
上单调递减,则
的范围是
;
其中所有正确命题的序号是_________ .
(1)函数
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/802f65255d7e454d8e6566bec967c625.png?resizew=147)
(2)函数
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/ce68c6bcd4cb427297511eadc3189ae5.png?resizew=68)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/166256e5a9bd4becbbe1e7bb8a5b38ff.png?resizew=44)
(3)已知函数
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/eaa72b568a574cf894cdce7439a98311.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/70145857b8614aabbed9251d9c4fb5a9.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/6db0468bab51423683422bc86f241b35.png?resizew=37)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/69686ab3a9f24caaab18e374a74c37a5.png?resizew=99)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/eaa72b568a574cf894cdce7439a98311.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/940694a60f1542a9b96a24a4f6ae9b61.png?resizew=93)
(4)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fef807780b7dbc827f1846e7a8cda7d1.png)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/8f4e0b32f2224cc8aee53886df0094bc.png?resizew=14)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/b932f8df800c480f8b8881aae929366d.png?resizew=122)
(5)函数
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/6ca168cca972470eac3dc4a07b34e033.png?resizew=107)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/c2f45da188234463a0727d7a43b3a699.png?resizew=41)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/5e4ce31da0d04eea9c04be07cd26abe2.png?resizew=13)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572445988380672/1572445994409984/STEM/2d57206c75b94fc08b2531d102113eb9.png?resizew=36)
其中所有正确命题的序号是
您最近一年使用:0次
解题方法
9 . 已知:
,集合B是关于x的不等式
的解集,若
,则实数m的取值范围为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7227fa0f3ca05b4ea17d386a5e59b20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f7e3073d9d11f88107a1ba336e4f626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
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10 . 不等式
的解集为
,则a的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb9d9ce7dab2630ed3e614f51c5c0079.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
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2023-09-25更新
|
659次组卷
|
2卷引用:四川省宜宾市叙州区第二中学校2023-2024学年高一上学期10月月考数学试题