解题方法
1 . 已知
,关于x的不等式
的解集为
,则下述四个结论①
,②
,③
,④
其中所有正确结论的编号是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9192f1b553cce268a3750a324c7cc3c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e080d3d338e4398d91b493797eb8ce33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97e0a0dde137e24c80d0afeec024f2b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/731bdc8d2686a05f12a2ba8a7e3b01be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a8fed3690ffd7637a4633631839cf66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b828902b23444dfb19e046ae0d7d5547.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d678bd7898e0eb123870a9f055a0482.png)
A.①③ | B.②④ | C.①②③ | D.②③④ |
您最近一年使用:0次
2024-03-15更新
|
187次组卷
|
2卷引用:青海省海南州贵德高级中学2024届高三七模(开学考试)数学(理科)试题
解题方法
2 . 已知函数
的定义域均为
是奇函数,且
的图象关于
对称,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fd1e808e015f4cb43d2e3a0529ac6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8099ba97a6aff55ea7e7ba018bfbaea1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af600c7c508f6a3b8d0d6df79ff64bfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec8d82fe0dd2eb26609e6b27168dcdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fd13d9a10c91e6f49ec44f30f612071.png)
A.4 | B.8 | C.![]() | D.![]() |
您最近一年使用:0次
3 . 给定集合
和定义域为
的函数
,如果对于任意
、
及
均成立
,则称函数
是“
关联”的.对于下列两个命题:
①若
是“
关联”的,则
一定是“
关联”的(
为正整数);
②若
是“
关联”的(
、
为正整数),则
一定是“
关联”的.判断正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33890c6b0bf167514d44139d9dca0154.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e4f57099600b733e9db7ecaf8b877b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/590c4adcd16727c3d0ec27e4f1c77025.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6170ed4a10e57487d525e71610dff82f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dacbee697756e1869b693e55d7e9d3d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.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/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/265ae7f9de1c743deccdf2d30359da21.png)
A.①、②都是真命题 | B.①、②都是假命题 |
C.①真命题,②是假命题 | D.①是假命题,②是真命题 |
您最近一年使用:0次
4 . 已知函数
,满足:(ⅰ)对任意
,都有
;(ⅱ)对任意
都有
.则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d568f65771bdbbf9b5d6a4188546f92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/772c871658656926de9754ec28490155.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/958c91e0cc2cf4f17acb778de21846b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c199c596534dd80309fc1caf4c96b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2ab37b80e606f9cbe65e3ec07fafe50.png)
A.54 | B.66 | C.81 | D.89 |
您最近一年使用:0次
5 . 已知
是函数
的一个零点,
是函数
的一个零点,则
的值为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07712645133b28a47c3a1494d261d09a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e2157051d8fb46206677d6699e37b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb20586cda25e2255bf1aba5c6cf2c32.png)
A.1 | B.2018 | C.![]() | D.4036 |
您最近一年使用:0次
6 . 已知集合
的子集B满足:对任意
,有
,则集合B中元素个数的最大值是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bfa44855262ec0bad08f08ce834affc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75c693640f81c5ef544b9beadf44bc25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6476f3aaf9334a2cc33ab40cb9a9dbf5.png)
A.1005 | B.1006 | C.1007 | D.1008 |
您最近一年使用:0次
7 . 定义:(i)
表示x的最小值;(ii)
表示不超过x的最大整数.设a,b,c为正数,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3de36f09136a15d9f9ed3b0793d79860.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c179da37f00a4188877d6a803fae508.png)
A.0 | B.2 | C.3 | D.4 |
您最近一年使用:0次
解题方法
8 . 已知函数
定义域为
,
,
,则下列命题正确的个数是( )
①若
,
,则函数
在
上是增函数
②若
,
,则函数
是奇函数
③若
,
,则函数
是周期函数
④若
,且
,
,则函数
在区间
上单调递增,函数
在区间
上单调递减
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933093b52cca887f597cbe22a5467b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c203d8dcd4f3470d5fdb7b92211e98c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/739e90b9f86c4804e1f14fd74c0c0113.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a976d91358362fa49d6da8021fd47e2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffdbad374128480c4f9ea0ece86621.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/354e0fcc5ce9a3446aeef0eb9a1d3c24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da3a6d011679952771607b3a166676b.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3293afe2c6518387d0b6b8234a0713d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/848ac362f7f2aabc5ddda910fd30c731.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3293afe2c6518387d0b6b8234a0713d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b885c72c3cf484dfea5046a13b098af1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7993770944efc057b1b536da183087de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a42f1bc4a3a1b478178f06d0d0c07acb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d49400af8b2337858c3c4323004c29a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e016113a40eef2ef0ac690be9da8f181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69e95c519658815e47e6ace216a42d34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e016113a40eef2ef0ac690be9da8f181.png)
A.3个 | B.2个 | C.1个 | D.0个 |
您最近一年使用:0次
解题方法
9 . 若函数
在区间
上的值域分别为
,则下列命题错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e319ddcad38a68acfd67b60cfb924ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9d9f67519555ffc0397f7906b1b4ccc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc10d7c6bb0a697583551c5af23f37cf.png)
A.若![]() ![]() ![]() |
B.若![]() ![]() ![]() |
C.若![]() ![]() ![]() |
D.若![]() ![]() ![]() |
您最近一年使用:0次
解题方法
10 . 已知
,
都是定义在R上的函数,对任意x,y满足
,且
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/109b8acf40088f0385734c68f7b2747f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45233ea15d19b08a43ad016a4f56e49e.png)
A.![]() | B.若![]() ![]() |
C.函数![]() ![]() | D.![]() |
您最近一年使用:0次