1 . 求关于x的不等式的解集:
(1)已知集合
,则求集合P;
(2)设数轴上点A与实数3对应,点B与实数x对应,已知线段AB的中点到原点的距离不大于5,求x的取值范围.
(1)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32cde9476fe8509f06a9de1a303b03bb.png)
(2)设数轴上点A与实数3对应,点B与实数x对应,已知线段AB的中点到原点的距离不大于5,求x的取值范围.
您最近一年使用:0次
名校
解题方法
2 . 已知函数
,且不等式
的解集为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d846fd8aa11cfd66a948218fc49cdd9e.png)
(1)求
的值;
(2)设函数
,若不等式
对任意
且
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6d0d8546284558d2c168e52086cee37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b3449a8a558267c2a1baab2acc6a37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d846fd8aa11cfd66a948218fc49cdd9e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e2825e22f98e16bb5899141881d75b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff00b3c0cbf6fac434a83e667971f5f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40e72f6b2ef3329828cb8fc873eeba7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0baedc4d7e690ab3f7d80d30ba0a9efe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
解题方法
3 . 已知函数
.
(1)求不等式
的解集;
(2)若曲线
与直线
所围成的三角形的面积为96,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b763a629be49abfb5aafed3bd4bbdf9.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/990d3feee85e869ea9ab561ff63d46a2.png)
(2)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff4d12362d4b8dd25813953e1c5a94b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-12-30更新
|
58次组卷
|
2卷引用:2024届华大新高考联盟(全国卷)高三上学期11月教学质量测评文科数学试题
名校
解题方法
4 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/26/a86fa5f6-948b-43df-ba0d-789d64b67039.png?resizew=213)
(1)在所给出的坐标系中画出
的图象;
(2)解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64a7b99954b553ca778cb4690f934d26.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/26/a86fa5f6-948b-43df-ba0d-789d64b67039.png?resizew=213)
(1)在所给出的坐标系中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(2)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2ece022365a4c9d4a68e16157f3137a.png)
您最近一年使用:0次
解题方法
5 . 已知函数
.
(1)解不等式
;
(2)记函数
的最小值为
,正实数
,
满足
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e32fe6eea89758fe843a869976d08fd.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4509817be39bef4bcde115996ee39e8.png)
(2)记函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/857ce2790f14cac8a0cfecc154015237.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9048a4655708ea1ff6702b4b5061975a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f09824810c009fb0bdbe625fdc0c0ad6.png)
您最近一年使用:0次
2023-12-26更新
|
66次组卷
|
2卷引用:青海省西宁市大通县2024届高三上学期期中数学(文)试题
名校
6 . 已知
.
(1)解不等式
.
(2)若
恒成立,求整数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83885a8e289d2f6d47ae4c6d65472761.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3a075dce77c9a6b964a8a3fc1ee6e8c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46324ba9decd3f916f22df90f366588e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
解题方法
7 . 已知函数
.
(1)若
,求不等式
的解集;
(2)若关于
的不等式
在
上恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84f24882c10aaaccd833dd67f6de4674.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/940adbf54e96ecb2bb2637e5f976a3b0.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff995c873dbe7c2db299f8af9eda1788.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53f59a84526646f8d6f5fccb3796f654.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
解题方法
8 . 已知函数
.
(1)若
,求不等式
的解集;
(2)若
的图象与
轴围成的三角形面积为
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19e2859288b663c4d041c907219ce317.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e6486784415f3537c9a13556c05d893.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-12-20更新
|
134次组卷
|
4卷引用:四川省雅安市雅安市联考2023-2024学年高三上学期期中考试数学(理)试题
解题方法
9 . 设在二维平面上有两个点
,它们之间的距离有一个新的定义为
,这样的距离在数学上称为曼哈顿距离或绝对值距离.在初中时我们学过的两点之间的距离公式是
,这样的距离称为欧几里得距离(简称欧氏距离)或直线距离.
(1)已知
两个点的坐标为
,
,如果它们之间的曼哈顿距离不大于3,那么
的取值范围是多少?
(2)已知
两个点的坐标为
,
,如果它们之间的曼哈顿距离要恒大于2,那么
的取值范围是多少?
(3)若点
在函数
图象上且
,点
的坐标为
,求
的最小值并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773e7e8ebe0a40cac747f803cb241afc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88eda79e21c7274b447814bcea5f6d06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e89cff4086177b23e54ea90cc0ddb06e.png)
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24dc2c7849be2c51996056536b668a8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1e5eea5f7f98ca8632358b7e49ceb25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/228e67748b557e32e2eac60f9be6c15c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13ec9c0b2693bcfaed1ef85dd497d747.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2f109ad046f362d8686c7ef9810c568.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2702a5539ca829b8b7a08407f0996e8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e7fbae72610f8c074ee2d1e73a41b34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41c4d93dfc845297d4d5dbd7999eab56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77210ed70f44ca3b28b2803c94c2868d.png)
您最近一年使用:0次
名校
10 . 已知
,
,且
,函数
在
上的最小值为
.
(1)求
的值;
(2)若
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a09184b24c7c594555d0377cdee65a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b069a087f414d27fc11cc303875fd88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5bda102350f5b35801fe3b6c505bb37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2023-12-20更新
|
76次组卷
|
2卷引用:陕西省西安市长安区第一中学2024届高三上学期期中数学(文)试题