名校
1 . 若函数
,则下列选项正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150583385e069735493bfe52da78711a.png)
A.定义域为![]() | B.值域为![]() |
C.图象过定点![]() | D.在定义域上单调递增 |
您最近一年使用:0次
名校
解题方法
2 . 已知函数
,若存在实数
.满足
,且
,则
,
的取值范围是_____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b01b1770e533cdbd5fbc4ab9bfcd80f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8ccd22fd0ca1a8e1468329284f91b6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3604274ad6707a906eba371a9e884144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2714f1eb0e74a1a31fa2c35275d368e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31d900314efb0e4cacb6e5de945b5397.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63f7f4ee5bcff812242020ab58af1d56.png)
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解题方法
3 . 定义在
上的
满足对
,关于
的方程
有7个不同的实数根,则实数a的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b475bccb3bb1fc3c663cf4b6a7ff65ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b91de238ebb9abfc2a3f8171f17886b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36fead197fbe41d3aa2923f85ebe148d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
4 . 若函数
,且
的图象所过定点恰好在椭圆
上,则
取最小值时,n=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5caf17110ccba92292ca73b5924b832d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b26feeb6a7f7afe9821cbf3d0fcc837.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fd1f0ace9ca0b79929e73af6c201c2e.png)
A.4 | B.12 | C.16 | D.6 |
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名校
5 . 已知函数
恒过定点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1dc42c722c01ba558c93f373ba6af06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a64d924836b4292239d9726c6473d7f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
A.1 | B.2 | C.3 | D.4 |
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名校
解题方法
6 . 函数
(
且
)的图象恒过定点
,若
且
,
,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32751c39a4200a960a21be7ba3bb36f7.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/5cc6b91ee0383aa1149937f752697141.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/625b076f50e4a252aaa628f64ade741e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de8610232c77741a37463feba1a66c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dec022e65aafc4fc7dca683ecda67e5b.png)
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2024-06-12更新
|
273次组卷
|
2卷引用:陕西省西安市西安中学2024届高三仿真考试(一)数学试题
名校
解题方法
7 . 函数
(
且
)的图象恒过定点A,且点A在幂函数
的图象上,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3c988d875438535244ee2b092a779b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e1639cae66369e0af934df22432b802.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/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3c988d875438535244ee2b092a779b.png)
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名校
解题方法
8 . 设函数
的定义域为
,对于函数
图象上一点
,集合
只有一个元素,则称函数
具有性质
.则下列函数中具有性质
的函数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23b4f86e48e2b0d63c1865c60ed1e4d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cbfefc616c402c79f1f4269bb0c6f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae4c42b3b4a5d18d8e5bcef3220bf4e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
9 . 若
,
,
,则正数
大小关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fbd09e560887f8b826206e5dcbfe0d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95f3406589c80c548c2072a89357589a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/615490e1ec51137c8792f0418db24b9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
10 . 已知函数
,若函数
有四个不同的零点
(其中
),则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b9daa193e11ff98cf70507f1ed30992.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0384a0466920e5bf00231a5c5bf77969.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8ccd22fd0ca1a8e1468329284f91b6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3604274ad6707a906eba371a9e884144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe305a0610c21bae9bbc73a95a2ed4ae.png)
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