1 . 已知
,
,
,那么
,
,
的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b4f41859b2c76ff30204a518bda2eaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b72a48c74eecec6ff567bcf1c31acf35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/265d5f92eb2d786df54a2c8e49caf822.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/071a7e733d466949ac935b4b8ee8d183.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
2 . 若
,则下列大小关系正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2913f8b1ddd63e6bd02a81ffa01eda7.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-05-08更新
|
428次组卷
|
4卷引用:河北省沧州市部分高中2024届高三下学期二模考试数学试题
2024·全国·模拟预测
3 . 在等差数列
中,已知
与
是方程
的两根,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1ccc6c74b8754e9bcbb3f39a11b6f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc858b7a95c5006a44067022da09f667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65d3a1e199338bd1f106c3b696d52342.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40342cff50d65abe8c94a509eff39334.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024·全国·模拟预测
解题方法
4 . 写出一个同时满足下列三个性质的函数:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
______ .
①
的图象在
轴的右侧;
②若
,则
;
③当
时,
(
为函数
的导函数).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a9344f4fca7b9779ca7720e5277ea6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0fc10595e8487b680a13904ba6bd0e0.png)
③当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0c72d250a079379c5175693c165248c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
解题方法
5 . 函数
的大致图象为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e27ecde95d2116ed25959cafafe0303.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024·全国·模拟预测
解题方法
6 . 已知
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04180a84c6ebc05aa03856fdfdeddff2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8949f4d2c5d0937b5649f9f499b4b30e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e420ed9bf81bf706f63655307e08f8a6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024·全国·模拟预测
解题方法
7 . 已知集合
,
.若
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/885d9c95eb7329fc1f9c90bba9b26e5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b6dbf50cd38e09f84d971fd7bb3441f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
解题方法
8 . 已知集合
,
.
(1)若
,求
;
(2)求实数
的取值范围,使
成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe8b80f6cc286de2f89a89227a139cec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8fbb98832b8ab50dc4bcbc327a086a5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/354ba538d9b1102e66f631729eecbafd.png)
您最近一年使用:0次
2024高三·全国·专题练习
9 . 已知函数
的定义域为集合
,函数
的值域为集合
.
(1)求
;
(2)若集合
,且
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0303e3c14ee782330d2544f92dc9a4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9214c18074bbd53581cf030645d2f711.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/867e3cbd955ebe6f11f2da714ece150a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cca0ce54011a1d02f0eaf81b07bb85c3.png)
您最近一年使用:0次
24-25高一上·全国·课后作业
10 . 已知放射性物质镭经过100年后,其剩余的质量为原来的95.76%,求约经过多少年后其剩余的质量为原来的50%.(参考数据:
,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e0e14994c2b18ffa242211a6399d79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7af7d8a23c56d6e6899409e2240d1e37.png)
您最近一年使用:0次