1 . 已知全集
,集合
,则图中阴影部分表示的集合为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dcaf41cda5c2df78a0ed2ac97277ceb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d95bb6117316d93c1283036283536f7.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2 . 研究表明,地震时释放的能量
(单位:焦耳)与地震里氏震级
之间的关系为
.2024年1月30日在新疆克孜勒苏州阿合奇县发生了里氏5.7级地震,所释放的能量记为
年1月13日在汤加群岛发生了里氏5.2级地震,所释放的能量记为
,则比值
的整数部分为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2acc5c73fec47cde63e239fa9eee3e8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0695c8f39c94dec458f669a23a6f86d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4f150ab98bde511e0f65d9bafab031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7ba55e03623b472f083aad33690f781.png)
A.4 | B.5 | C.6 | D.7 |
您最近一年使用:0次
解题方法
3 . 已知
,
,且
.则下列选项正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061813f1ec633c5c4c393c4de7938322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32ccbe255a7d973e1041d1476152b4dc.png)
A.![]() ![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
4 . 已知函数
满足
,有
.
(1)求
的解析式;
(2)若
,函数
,且
,
,使
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab7ca79164d6a6e6834425f428c2bb29.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8befb6ffb9a4d955482b94ad9c7154f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b4dfad781aa9407473ea3c0980e6905.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab438a14d6afa5d8b4472f71d562bdd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bc9bbe373e92375f4aba21b828c9439.png)
您最近一年使用:0次
2024-03-01更新
|
284次组卷
|
2卷引用:河南省三门峡市五县市2023-2024学年高一上学期1期末调研考试数学试题
解题方法
5 . (1)计算:
;
(2)在
中,
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1c62ae3a6d8082fd271d06cc711bcd7.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ee608882881caff2f1e223177424ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02f5d4e20a8cd1878dd03e1fcc6f5c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/721e29b775e696045f44a4b1e7f74ef2.png)
您最近一年使用:0次
解题方法
6 . 已知函数
为R上的偶函数,
,当
时,都有
,若
,
,
(e为自然对数的底数),则a,b,c的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab795f4c0d281e234ccec04a50d70867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2210f152080d9a68a97c805f5c1cde96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e2f24b4fa5308650a244d954f78f09b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c85a5c64020ab803d2641f9cfc1c750.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f11c66a9df0a52f743872dbc1d46799c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e02f88e751cac33049de4c2ed79f966.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
7 . 把物体放在冷空气中冷却,如果物体原来的温度是
,空气的温度是
,那么
后物体的温度
(单位:
)可由公式
,求得,其中
是一个随着物体与空气的接触状况而定的正常数.若现有
的物体,放在
的空气中冷却,
以后物体的温度是
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
______ (参考值
,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cbc80c01de7c234401433fe858b7a6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ea1a11e6cc8591f7fd3e8f9092e47ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cec183057249005d5f234c4bea5de7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de96374212b9a5df820d78d10e7d1291.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6861ea66b004cf4b9058032e2d3df15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c56cabbfc80307524f16daa3483691f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64cfedd74e243115b57e069ba28b250f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b17166d730bec1b4ee345727b42265ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb48685a7fc570eb2cb086988727b615.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b6a690c08c35b7c38852916dd0b29a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2db7b02e841f475f6f9123ace894b23a.png)
您最近一年使用:0次
解题方法
8 . 已知函数
.
(1)若
时,求函数
的值域.
(2)若
时,求函数
的单调递增区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84916dd6bddbabbf3fd5a3c5e6f1915f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
您最近一年使用:0次
9 . 若
,
,且
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7326ea56be82bd616fec7e6aa3c884c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b018eff4842f77bc500e18577e7d569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b608a8940d357f66ffb7ec7af2a1c73.png)
A.![]() | B.2或![]() | C.![]() | D.2 |
您最近一年使用:0次
2023-12-20更新
|
184次组卷
|
2卷引用:河南省三门峡市外国语高级中学2023-2024学年高三上学期11月阶段测试数学试题
名校
10 . 下列各式正确的是( )
A.设![]() ![]() ![]() |
B.已知![]() ![]() |
C.若![]() ![]() ![]() |
D.![]() |
您最近一年使用:0次
2023-06-19更新
|
528次组卷
|
5卷引用:河南省三门峡市2022-2023学年高一上学期期末数学试题