解题方法
1 . 已知函数
为奇函数.
(1)求实数
的值;
(2)判断函数
的单调性,并用函数单调性的定义证明;
(3)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6aa18b36609e45994c60545e40b4a49.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b35badc7d3e6cfe60f5f591602a39d08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
2 . 已知正数
满足
.
(1)求实数
的取值范围;
(2)当
时,用
分別表示
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad734ed8fd5e207c5d0a6f5a0c49bdd1.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22857b6d571d49dd4e0f05dc45b5b27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dbb99046c45b769079eb98a08e83312.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d71b7cc362feb0eb27e0028dde773176.png)
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名校
解题方法
3 . 设函数
且
为奇函数,且
.
(1)求
,
的值;
(2)
,使得不等式
成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e5ccda8a393ea6b3f4896e911628d39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56fbec93189276445b83c6df4e9f4866.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe4886672db7b41d3c63c2bcb972584.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b4b7e2398d085e60cdf3b8bed327d62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
4 . 已知函数
,
.
(1)求函数
的单调区间并证明;
(2)若
,
,使
,求实数m的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a3f58722394cad3df7234b543be4587.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b84fb1f51e2de45b729cf3db7d115eb0.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/668a8197680ae441547b44a44970efb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efa164c00240ea938e9c420a264fc4c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec6154e00013d9dee84c0e941f676ea9.png)
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名校
5 . 已知函数
是奇函数.
(1)求
的值,并判断
的单调性(不必说明理由);
(2)若存在
,使不等式
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/762b0d399c4991ce9fb182d450fcb0a5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df4cf16e39bff4aa2d482c90411d5ca6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c2a60d522fd92929ef7d49987f34ddf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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2022-12-01更新
|
833次组卷
|
5卷引用:安徽省阜阳市2023-2024学年高一上学期期末模拟数学试题
名校
解题方法
6 . 若函数
满足
,其中
,且
.
(1)若
,求函数
的解析式,并判断其奇偶性和单调性;
(2)若
,
在
时恒成立,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b75a27620f84836cd3f0eddca23eafea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26adb8926e85d93d87e254077e251d8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7326ea56be82bd616fec7e6aa3c884c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e20f0b7c2a027e0062371bf43892038.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200849ce71f53c0321506e27de437b8d.png)
您最近一年使用:0次
名校
解题方法
7 . 已知定义域为R的函数
是奇函数.
(1)求a,b的值.
(2)判断函数
的单调性,并用定义证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3ef7d344916da845ac4c286a53abfc4.png)
(1)求a,b的值.
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
2023-03-11更新
|
276次组卷
|
3卷引用:安徽省马鞍山市红星中学2022-2023学年高一上学期11月期中数学试题
解题方法
8 . 已知二次函数
,且
,
.
(1)求
图象的对称轴方程;
(2)是否存在实数m,使得在
上
的图象恒在曲线
的上方?若存在,求出m的取值范围;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fcd71a37bbf94f6bd77b29719b6fac3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6855784817151468771f29c0fc38fc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89e7b359eb7cd04493fc030a87eccbf4.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)是否存在实数m,使得在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa114836b542a04779069b965e2c7235.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04d00066cb7f257ca7ad50a0ccb8b5fe.png)
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解题方法
9 . 已知函数
,(e为自然对数的底数).
(1)判断
的奇偶性,并用定义证明;
(2)已知关于x的不等式
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a285a090038481565313728124f57df.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)已知关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8698e2bcd37600e90ae28f7dcfdc9c6.png)
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10 . 已知函数
.
(1)若
,解方程
;
(2)若对于
,函数
在
的最大值与最小值之差不超过1,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1024189c0b9eae32a683a4d23cc993c.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/907e4ba6d5f2eea68442def1911957fe.png)
(2)若对于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf919c9dd648baf616c2beeb1590f934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bcd78ddf3856a9100e71ee5655a0c0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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