定义在定义域D内的函数
,若对任意的![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f42a7c0bf24390e061e8ac5506e6ceb.png)
都有
则称函数
为“Storm函数”.
已知函数
:
( 1 )若
,求过点
处的切线方程;
( 2 )函数
是否为“Storm函数”?若是,给出证明;若不是,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f42a7c0bf24390e061e8ac5506e6ceb.png)
都有
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e583bd944dcef67e3e2f1c4007ae39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5591dd59564eb829267883e9c169c7b.png)
( 1 )若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5265d99095b635f62c7915298ec0e963.png)
( 2 )函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
9-10高二下·吉林长春·期中 查看更多[2]
更新时间:2019-01-30 18:14:09
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相似题推荐
解答题-问答题
|
适中
(0.65)
【推荐1】已知函数
,其中
.
(1)当
时,求函数
在
处的切线方程;
(2)讨论函数
的单调性;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/627ba65530d5f5c8c94563eaff3b453c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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适中
(0.65)
名校
【推荐2】已知函数
(
且
).
(1)求曲线
在点
处的切线方程;
(2)讨论函数
的单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/386f8b59b7c00f8fc9165ebb144f40b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c6b6a11760d0724b0b60e55970e229.png)
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
解答题-问答题
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适中
(0.65)
【推荐3】已知函数
.
(1)求函数
在点
处的切线方程;
(2)试判断函数
的单调性,并求出极值点与极值;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6f767ec2196628d5c9b0c1b1cae537f.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/811508165a0f0cf31a69c555e0b4ab57.png)
(2)试判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
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适中
(0.65)
名校
【推荐1】已知函数
,其中
.
(Ⅰ)当
时,求函数
的单调区间;
(Ⅱ)当
时,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cd608291e942a3b96cf2d410f03d908.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2725a89d93c791f7a0098f4964587905.png)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
(Ⅱ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6000b174147cec2de26041837aec1b3.png)
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适中
(0.65)
解题方法
【推荐2】对于函数
,若在定义域内存在实数
,使得
成立,其中
为大于0的常数,则称点
为函数
的
级“平移点”.
(1)试判断函数
是否存在“平移点”?若存在,请求出平移点的坐标;若不存在,请说明理由;
(2)若函数
在
上存在1级“平移点”,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87835cf9c1f047840bada54812f6c46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344ef4a8cf9e67a2700085d97b01b6ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(1)试判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dce2bfe6e1fde9265d2a07c42bbdf58.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac78d8ce9aa6adeebe8d3792437ae87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7dcdd87d593df4a5c5e98d47fe1cfa6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解答题-问答题
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适中
(0.65)
解题方法
【推荐1】设函数
,如果对任何
,都有
,求
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/612c806ffa81fb1d72fe4eb93d939b18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a840c593c0160c93e4d307b1325eb17e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解答题-问答题
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适中
(0.65)
名校
【推荐2】已知函数
.
(1)讨论
的单调性;
(2)若
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d086c322779726445e3df86755e8c9a1.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc8010942f8ff56e4826c1e6b0abe6b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
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适中
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解题方法
【推荐1】已知函数
的自变量的取值区间为
,若其值域区间也为
,则称
为
的保值区间.
(1)求函数
形如
的保值区间;
(2)函数
是否存在形如
的保值区间?若存在,求出实数
,
的值,若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b1c079afd1b058adc67a50f48f3d466.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a9c9a2785d97bd14e36579044d984e0.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebb9e95303980af6f99c354635462287.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5e23b42cdffe75e705cf0b24763e862.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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解题方法
【推荐2】若函数
与区间
同时满足:①区间
为
的定义域的子集;②对任意
,存在常数
,使得
成立;则称
是区间
上的有界函数,其中
称为函数
的一个上界.
(1)判断函数
,
是否是R上的有界函数;
(2)试探究函数
在区间
上是否存在上界
,若存在,求出
的取值范围;若不存在,请说明理由.
![](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/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/791e0a33ac5593e2ac213d1220595c65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aea232de27d21a2646fd4520ea0726bf.png)
![](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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55041dae3b1ebd0c6dc3af8877924638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c081183951b5d3dbee9817f1ba422b97.png)
(2)试探究函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1c2e580a88b4085cc8fc93f13db0904.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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