解题方法
1 . 已知函数
,则下列结论错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c611b0b0d1ac72030c34fc9ab752f5ef.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() | D.![]() ![]() |
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解题方法
2 . 设
,
,
,则
、
、
的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f41ad882b8485a8433fcd07b5c450.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d888785a811049c754b9b56073a5b7d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faf4cd054301a64158ef3a40daf064a0.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.![]() |
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解题方法
3 . 已知函数
.
(1)求
的定义域;
(2)求
的单调区间;
(3)求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b15ba21898791f76a0d33d937418a7b2.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed576cb1bbdbf61994a3bf4ce77702f7.png)
您最近一年使用:0次
2024-04-19更新
|
776次组卷
|
2卷引用:内蒙古名校联盟2023-2024学年高一下学期期中联考数学试题
解题方法
4 . 若函数
(
且
)满足
,则不等式
的解集为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9928c5de6512255577df70857b20124a.png)
![](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/20ed85d47b4f488a9b5e211938cc5424.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d752d8db8a05b3ec7312f6ac8b64a07.png)
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5 . 计算:
(1)
;
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc749c0346ad0a2ce50d7680b265d992.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86f54db8e915ed992aca0c8e1fcc855e.png)
您最近一年使用:0次
解题方法
6 . 已知实数
,
,
,则
,
,
这三个数的大小关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aca86e257065893a2e51e128c59d7567.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bedf2cc8a8d26690b514ae6c00c0158f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b99dc4afdd9858e5d578283509d8531b.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
2024-03-07更新
|
497次组卷
|
4卷引用:内蒙古赤峰市2023~2024学年高三上学期1.30模拟文科数学试题
内蒙古赤峰市2023~2024学年高三上学期1.30模拟文科数学试题内蒙古赤峰市2024届高三上学期1.30模拟理科数学试题(已下线)专题02 函数图象及性质(分层练)(四大题型+11道精选真题)(已下线)模型15 临界值比较大小问题模型
名校
解题方法
7 . 已知实数
满足
,设
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97dce5cff65ca5568e9580e6a470af7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/523a23279934977bcb9dd25a2e95c5f5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-02-29更新
|
1801次组卷
|
10卷引用:内蒙古赤峰第四中桥北学分校2024届高三下学期开学摸底联考数学(理)试题
内蒙古赤峰第四中桥北学分校2024届高三下学期开学摸底联考数学(理)试题陕西省百师联盟2024届高三下学期开年摸底联考理科数学试题(全国卷)陕西省百师联盟2024届高三下学期开年摸底联考文科数学试题(全国卷)河北省百师联盟2024届高三下学期开学摸底联考数学试题江苏省百师联盟2024届高三下学期开年摸底联考数学试题陕西省西安市长安区第三中学2024届高三下学期开学摸底联考理科数学试题陕西省西安市长安区第三中学2024届高三下学期开学摸底联考文科数学试题(已下线)专题02 函数图象及性质(讲义)(已下线)黄金卷08(2024新题型)湖南省长沙市雅礼中学2023-2024学年高一下学期第一次月考(4月)数学试题
解题方法
8 . 已知函数
.
(1)解不等式
;
(2)设
,
,若对任意的
,存在
,使得
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/225b3f5420702ef138a240e4be339906.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68d0097ee60601a255cea0995936c1d0.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41e111595ac59e1fb558b6a465a02829.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9a2465934136ed4b8f64525875cf4d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bb0e58e4624e55e4c5b880b84652220.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f679ba64842ccb47875bca7f66ca1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1174426520dc1b3bbc366bca4deaa664.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
9 . 已知等比数列
的各项均为正数,
,
.
(1)求数列
的通项公式.
(2)若
,求数列
的前n项和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02e336e14821c5d679b1532b0625797a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a72319947da079ad3fd908ee39459fe1.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ee90c6611c96d493ce52637a4ed4ae3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e30136113176ba7fe660e998d0873157.png)
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10 . “喊泉”是一种地下水的毛细现象.在合适的条件下,人们在泉口吼叫或发出其他声响时,声波传入泉洞内的储水池,进而产生一系列物理声学作用.已知声音越大,涌起的泉水越高,声强
与参考声强
之比的常用对数称作声强的声强级,记作
(单位:分贝),即
.若某处“喊泉”的声强级
(单位:分贝)与喷出的泉水高度
(单位:分米)满足关系式
,
两人分别在这处“喊泉”大喊一声,若
“喊泉”喷出泉水的高度比
“喊泉”喷出的泉水高度高5分米,则
“喊泉”的声强是
“喊泉”声强的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26e93d8fb77f5bd2c0fc690752dfd771.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c88d9142df6ba8e43c1a93bd04a1362.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58af3d9a71fba4db852926717e7e543d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c88d9142df6ba8e43c1a93bd04a1362.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/693e379e667de365041683ac64338b41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
A.5倍 | B.10倍 | C.20倍 | D.100倍 |
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