解题方法
1 . 已知圆
:
与圆
:
内切,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f96d7630a6766930110e3d85fc13c266.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f26fef09bd4686b24f96aa0362e3c76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18f0281e6bbdbe08beeccb55adf84536.png)
A.2 | B.1 | C.![]() | D.![]() |
您最近一年使用:0次
名校
2 . 薇甘菊,翠绿的叶子,清新的花朵加上曼妙的名称,让人觉得它是一种很友好、人畜无害的植物.殊不知,它却是热带、亚热带地区危害最严重的杂草之一,它所到之处,树木枯萎、花草调零.某省是受薇甘菊侵害的“重灾区”,2017年该省受薇甘菊侵害的面积为
公顷,2018年该省受薇甘菊侵害的面积进一步蔓延至
公顷.经测算,该省受薇甘菊侵害的面积
(单位:公顷)与年数
满足关系式
,其中
(单位:公顷)为该省受薇甘菊侵害的面积的初始值,2017年,2018年对应的年数
分别为0,1.
(1)求
的值;
(2)试估计2024年该省受薇甘菊侵害的面积达到多少个单位?(参考数据:取
,结果保留两位小数,1个单位
公顷)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a05dc3b5113ba4c002f57b249ef635f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6182fe81fbf1277b2f932e5d0f37cc56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a745516ba82d3cdec7e5edfa8ed4044.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54f562eb3c2a45d65cba066d712825a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)试估计2024年该省受薇甘菊侵害的面积达到多少个单位?(参考数据:取
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af35a6a4992fd2e783c63bdd9f1aa866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1feb10d955083fcb192697b02dc505bf.png)
您最近一年使用:0次
名校
解题方法
3 . 设
,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/709f455d1e9d82394e0ac406b27af9e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85310172e2d0ce8eab1b58926f769fa7.png)
您最近一年使用:0次
2023-11-10更新
|
222次组卷
|
4卷引用:江西省赣州市十八县(市、区)二十三校2023-2024学年高一上学期11月期中联考数学试题
江西省赣州市十八县(市、区)二十三校2023-2024学年高一上学期11月期中联考数学试题福建省泉州市安溪县2023-2024学年高一上学期11月期中考试数学试题云南省部分学校2023-2024学年高一上学期期中联考数学试卷(已下线)天津市耀华中学2024届高三上学期第一次月考数学试题变式题11-15
名校
解题方法
4 . 已知函数
.
(1)若
的定义域为
,求
的取值范围;
(2)若
的值域为
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a39a694770a4a4ee22cdb365fc00135.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ed2f490aac02631c2ed9e6b76354a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-11-10更新
|
379次组卷
|
2卷引用:江西省赣州市十八县(市、区)二十三校2023-2024学年高一上学期11月期中联考数学试题
名校
5 . 函数
的部分图象大致为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72ce6f513b29eaa925492cb08f6bf42b.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-11-10更新
|
1196次组卷
|
2卷引用:江西省赣州市十八县(市、区)二十三校2023-2024学年高一上学期11月期中联考数学试题
名校
解题方法
6 . 若
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cfb81c38b72243f14c9d510f5414a16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee20cbeae82128e6bbe111afae4a050.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7412ca177c9bb77aaa2194deeaabc45b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
7 . “
,使
”的否定是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3494bcf1beb9a695b884729e91e6bdaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448a23a4bc01c409f1f0643385335073.png)
您最近一年使用:0次
名校
8 . 已知集合
,
.
(1)当
时,求
;
(2)若
中恰有3个元素为奇数,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/345b4015407294b77391426e7e8d11f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5371918efd82ed9f623e0ff7a6e37a96.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94b0cbfbb7f9547c3bdcc8356d456935.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
9 . 已知函数
满足
.
(1)求
的解析式:
(2)设
且
,求关于
的不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d61fb8a64f3ee930ca54b4971b448697.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90d519d1c5f16bb4c9b8bd3d2734415.png)
您最近一年使用:0次
名校
解题方法
10 . 已知函数
满足
,若函数
的图象与
的图象的交点为
,
,…,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b41679e3e40a0630c912969bf4a240e.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2d2a706da87c1775d9e89799e45b4df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/133fe30470516ee8a9f3574cef8fae71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb0d66ec5497013202e8a03870bd9350.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56720e2f2b0ddd72156da495923698da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2852ae85cfcc804b3192ea8543c88938.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a12a2f61ef252a4f4837496d1c2130fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b41679e3e40a0630c912969bf4a240e.png)
您最近一年使用:0次