解题方法
1 . 设定义在R上的函数
的导函数为
,若
与
均为偶函数,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e81e15b871dd32b2438ef8025bcc42d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d7661d3fc28f785b438ad8c8f9d240a.png)
A.![]() ![]() | B.2为函数![]() |
C.![]() ![]() | D.![]() |
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解题方法
2 . 已知函数
,若函数
在
内有且仅有两个零点,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96edba99f7a80c1eb68cd12a3e9f968a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ded3f2768c32be527e0c23693c8e995f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7464beacc2d2e776aea0fb5a01e68204.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-12-14更新
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解题方法
3 . 设定义在
上的函数
的导函数为
,若
与
均为偶函数,则下列说法一定正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e356a6e54a669fda721085096c8416db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee798afc6ca1bbee1f324fc7e0abafd8.png)
A.![]() ![]() | B.2为![]() |
C.![]() ![]() | D.![]() |
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4 . 已知函数
及其导函数
的定义域均为
,且
是奇函数,
.若
在区间
上单调递增,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1b4f2c212bbc8df753861c8e4663685.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a50188f84f379b3d0418c54cbade7d7.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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5 . 已知定义在
上的函数
和
,
是
的导函数且定义域为
.若
为偶函数,
,
,则下列选项正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22add663bd26e87d972a10dc5fd9ada1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef5109b54691be3a22f54de1dd4cca78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3ffe7c17b3cf1e58045111629ccd446.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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解题方法
6 . 已知定义在
上的函数
可导,且
不恒为
为奇函数,
为偶函数,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9205a4686e728fd9c28de16dc8edd630.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92146c133ba2bdbda499f5af2bdda022.png)
A.![]() |
B.![]() ![]() |
C.![]() |
D.![]() |
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7 . 设函数
,若关于
的不等式
有解,则实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea3c526f6383ee6119889688f7d02c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/867b0e362cc516dd1908ec7e73a95a15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 有这样一个事实:函数
与
有三个交点
,
,
在直线
上.一般地,我们有结论:对于函数
与
的图象交点问题,当
时,有三个交点,当
时有一个交点,借助导数可以推导:当
时有两个交点,当
时有一个交点,当
时没有交点,先推导出
的值,并且求:关于
的方程
在
上只有一个零点,
的取值范围为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8694025f28a3c1bf778d24f080e5ced3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f2c02083b8dbd73cc516a353f9ce977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2178de1389fc51fe2ffdb77c9c649aeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab07d24f0bba818ea74de2abee07bfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797e67927616b141ed7c6b83f8b6f4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82869dad28f771d088772a2c2b08b187.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da53929a8f67b9aa3827fdbd73ebd265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26dffab151f647284b5c6f17dd6256f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3682af5d8996831587af7f0cb3bdce63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5365fd873e4b3c37f5611d5bccdf8c0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d404137eede5243736f0e875bf5e75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/090eccd45d621755d16a7466ac936e78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4ef8543ba5f7364c95d14f3cdbd4cf7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed2c2b24a6a5ad741b833fc084dc0ad9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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解题方法
9 . 已知函数
若关于
的方程
,
有4个不同的实数根,则
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75c550be4c2d44828f973f67d57ab1da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1baa3d67081410b7af49ed0b0d87191d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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|
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10 . 若直线
是指数函数
(
且
)图象的一条切线,则底数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6429a79bb5ae1c597e543b233e73069c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da53929a8f67b9aa3827fdbd73ebd265.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/380bbacf854e30e2e747fc286d2b9997.png)
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