名校
解题方法
1 . 已知函数
.
(1)求
在点
处的切线方程;
(2)若
恒成立,求
的值;
(3)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b086b1659a2d49b8e0b4239a353bc146.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c6b6a11760d0724b0b60e55970e229.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc9ede2e55724383dd1093fc7fcdb59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f3b52d1c073c1fda251dcc0b51fb41d.png)
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名校
2 . 下列图象中,不可能成为函数
的图象的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/803501a08d66791f2eeb2335763d55d1.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3 . 设全集
,集合
,
,则
=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12640107db74f9009c08c3d0e995c82c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b86d6ee9d13d86f007835757c5931a8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd4c2b4493bcee09529fde30d0109c9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4d15885fc8b216207aa057456f15f97.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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昨日更新
|
448次组卷
|
3卷引用:天津市第二十中学2023-2024学年高三下学期第三次统练数学试卷
4 . 若
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f2a79088b624377c5ae50b7a4c54a82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14a15cbc4f7be678605ca97bd6c02e15.png)
A.![]() | B.6 | C.![]() | D.3 |
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昨日更新
|
428次组卷
|
2卷引用:天津市和平区2024届高三第三次质量调查(三模)数学试卷
5 . 已知全集
,集合
,集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0138bfb7407fc0af212dc439d705cfb3.png)
_______ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f712c090c0ee3236ec7e9ddba42e960.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea88acab872f6ba76c8c092e114b63f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73bdbc9e0aa626fff7241e707e67575c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0138bfb7407fc0af212dc439d705cfb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
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名校
解题方法
6 . 设双曲线
:
的左、右焦点分别为
,
,过坐标原点
的直线与双曲线C交于A,B两点,
,
,则C的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de37e08ced0d780b98ba98a8cbef58b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c005a23110ab81bdf5f8ad7cecae2bc8.png)
A.![]() | B.![]() | C.![]() | D.2 |
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名校
解题方法
7 . 在
中,角
,
,
所对的边分别为
,
,
,已知
,
,
.
(1)求
的值;
(2)求
的值;
(3)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/c5db41a1f31d6baee7c69990811edb9f.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3320a13248a3a1208ff6ee85c9d26f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f317b022b06f638d7a5d08c8cdf43a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5204b80258bb8536bd73d0221e2e3243.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dcfa3e340b3976832d450dd4ae7e7a7.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afaae441de0ffcd471bd58b16cd3fbd0.png)
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解题方法
8 . 若
,
,
,则a,b,c的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5e4ddae66e22d3bb65909daa857de31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72368c0af85d94f298f2b8ca544053aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27b1dc594a32826b4e288e570559c016.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
9 . 如图,动点C在以AB为直径的半圆O上(异于A,B),
,
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7ea4321e821c1e78e311fcd37cf6465.png)
______ ;
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e51b89f545616ef48f3706850107ad95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f213621229843639780aae87fa29584.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56387ff53874620addcb0b91a605a309.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7ea4321e821c1e78e311fcd37cf6465.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c7906b66906ec5943b3bbd9ce9a47e7.png)
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名校
10 . 已知
,
,则
是
的( )条件
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a7551ecfe26f56a19cb1e0028732649.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f146790725ac5c801492f9e4daf5bc27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分又不必要条件 |
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