13-14高一上·浙江绍兴·阶段练习
1 . 已知函数
的定义域为
,
(1)求
;
(2)当
时,求函数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d0f59a597dd06079758feb82b34a3b.png)
![](https://img.xkw.com/dksih/QBM/2013/1/8/1571095065436160/1571095070957568/STEM/ceaf2f8576b9433693a08d7136f77c75.png)
(1)求
![](https://img.xkw.com/dksih/QBM/2013/1/8/1571095065436160/1571095070957568/STEM/ceaf2f8576b9433693a08d7136f77c75.png)
(2)当
![](https://img.xkw.com/dksih/QBM/2013/1/8/1571095065436160/1571095070957568/STEM/614f2ab29e6c452883443e6ac5485021.png)
![](https://img.xkw.com/dksih/QBM/2013/1/8/1571095065436160/1571095070957568/STEM/319d3c1b532f4ecaa3b656cc92febb5a.png)
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12-13高一上·浙江宁波·期末
2 . 已知函数
是定义在
上的奇函数,
当
时,
.
(Ⅰ)求当
时,函数
的表达式;
(Ⅱ)求满足
的
的取值范围;
(Ⅲ)已知对于任意的
,不等式
恒成立,求证:函数
的图象与直线
没有交点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/862df674d5668eb2c8d67c889866463f.png)
当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f45afdf4d717bb03adac6b899c367acb.png)
(Ⅰ)求当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(Ⅱ)求满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4616bae2e8d147cfa287b49c173018c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(Ⅲ)已知对于任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ff2aa68223dfc02f39d7d10fa005387.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17ec133b30f5911c3b6d658d7218830b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
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10-11高一下·广东·期末
3 . 已知函数![](https://img.xkw.com/dksih/QBM/2012/11/12/1571060839014400/1571060844199936/STEM/de08a504a4a24c438ba9b53324f5cceb.png)
(Ⅰ)求
的值;
(Ⅱ)求
(
)的值;
(Ⅲ)当
时,求函数
的值域.
![](https://img.xkw.com/dksih/QBM/2012/11/12/1571060839014400/1571060844199936/STEM/de08a504a4a24c438ba9b53324f5cceb.png)
(Ⅰ)求
![](https://img.xkw.com/dksih/QBM/2012/11/12/1571060839014400/1571060844199936/STEM/cc0209e4d55c4aada13009f21cbeda2c.png)
(Ⅱ)求
![](https://img.xkw.com/dksih/QBM/2012/11/12/1571060839014400/1571060844199936/STEM/ee5b370c8a73414d868e93f75b85d5aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da989240786ef7c3e2d903f30caf59e3.png)
(Ⅲ)当
![](https://img.xkw.com/dksih/QBM/2012/11/12/1571060839014400/1571060844199936/STEM/7c13c2cf963a4ed5a573af3f291fef97.png)
![](https://img.xkw.com/dksih/QBM/2012/11/12/1571060839014400/1571060844199936/STEM/48855e3af78d40d6b1a040ad8b05e2d4.png)
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