1 . 已知函数
满足:
,且
,
,则
的最小值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27cd34428064ce77bc9805f4e6d0bec1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2671f593186fa00f17ad26eba7b8f3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e6cfe62c959d98c01db862055a2fa08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54c9a735c4feb195d17e34743f81ae0e.png)
A.135 | B.395 | C.855 | D.990 |
您最近一年使用:0次
名校
解题方法
2 . 函数
对任意
,都有
,则关于函数
的命题正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/402ddc4affe050aa0701a31e51b37d5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a215072a06d124b82e3aae30a5e34fb5.png)
A.函数![]() ![]() |
B.直线![]() ![]() |
C.点![]() ![]() |
D.将函数![]() ![]() ![]() |
您最近一年使用:0次
3 . 已知函数
满足
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83fbbada6d60396a873feaea36c48b56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dc8430db22ac655bbf49373eb6b456a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84b521d5de0f7db6a085ab983ae1c8a5.png)
A.80199 | B.80200 |
C.81001 | D.81201 |
您最近一年使用:0次
2024·全国·模拟预测
解题方法
4 . 已知
和
分别是定义在
上的奇函数和偶函数,且
,则( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc18241485bc13ad916ea64d41c344c2.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
5 . 已知函数
在
上的值域为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1d694ae4c0c0c8cbc2a4a17db062cbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57b85a97933a1d984f6e484b4021c800.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbe66b327f503b14b2ddc5260de454da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
A.4 | B.5 | C.8 | D.10 |
您最近一年使用:0次
2024高三·全国·专题练习
6 . 已知函数
在区间
上单调递增,直线
和
为函数
图象的两条相邻对称轴,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a067e86ae162185a04bdf862b40cd255.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a7a07d85728c2c9fe0008febd6185e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70c6cb0cc172657611e286e7fa669584.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4eae5056ae4e4f11c49fe4b1fb67908.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba3336ecfd907fc8f300fd91c125aece.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
7 . 下列结论正确的有( )
A.函数![]() ![]() |
B.函数![]() |
C.函数![]() ![]() |
D.若函数![]() ![]() ![]() ![]() |
您最近一年使用:0次
2024·全国·模拟预测
8 . 已知函数
则函数
有__________ 个零点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a88d2a826925f79d84c522c01766730e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3adb5f3ee24dcdde27d336bd9cb7d6eb.png)
您最近一年使用:0次
2024高三·全国·专题练习
解题方法
9 . 已知函数
的定义域为
,且
为偶函数,
.若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da3a6d011679952771607b3a166676b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c5c08b7a5a4d990fae8935d17e5920b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/106338069c0fc5289f2b9a933a841150.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/176ee77c6e214e77447693b281fbb36e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c422a2bcf592d243e2663a1eff072ff.png)
A.1 | B.2 | C.-1 | D.-2 |
您最近一年使用:0次
2024·全国·模拟预测
解题方法
10 . 已知函数
,若关于
的方程
有3个不相等的实数根,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e54dbc81c3d990460bf05a5cf5772e2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eb2e46f49adba6036e2624639a1b966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次