名校
解题方法
1 . 已知函数
,若存在实数
,使得对任意的实数
,都有![](https://staticzujuan.xkw.com/quesimg/Upload/formula/671b422755ae7fef97bfcce906b2913d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ab2e7c0fb54cef7661b3a93d013fd50.png)
恒成立,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be2da6a901873ffd46ba95a700253c5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/671b422755ae7fef97bfcce906b2913d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ab2e7c0fb54cef7661b3a93d013fd50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ace822315e85f00161c8f7886477e02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2017-10-13更新
|
961次组卷
|
2卷引用:广东省汕头市金山中学2018届高三上学期期中考试(10月)数学(理)试题
2 . 已知函数
.那么函数
的最小正周期为_____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8c83dc1bf531cb6429bc742678a2725.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
3 . 已知点
在圆
上,则函数
的最小正周期和最小值分别为
![](https://img.xkw.com/dksih/QBM/2015/1/16/1571966936743936/1571966942396416/STEM/d2e817847f594a9589d75afd27402d1c.png?resizew=12)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30277e0be448b4955903e81e8795e45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c6772c69a1d345fb622a2160063dda.png)
![](https://img.xkw.com/dksih/QBM/2015/1/16/1571966936743936/1571966942396416/STEM/d2e817847f594a9589d75afd27402d1c.png?resizew=12)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
13-14高二下·浙江温州·期末
4 . 已知函数
为奇函数,且
,其中
,
.
(1)求
,
的值;
(2)若
,
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a89455094e7b65ca4c1a1a418a757fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81c7863f0f24a62b0e2b881610029ec8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cc8ef902dc3481ae24d888f57466154.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a472dc75b3108037d7b98cbd01217a66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd72ace77227c55a8c50a04c3ff43095.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/653a267a97c349e24015271fa3acb23d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e8c732eae13c1aa87422b57917c143a.png)
您最近一年使用:0次
2013·江西·一模
名校
解题方法
5 . 函数
的最小正周期为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3457c2d619eb4ecaddc146d2d8c8ee94.png)
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11-12高三上·吉林白山·阶段练习
解题方法
6 . 函数
的最小正周期是____________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6322175f8fb11df77c2a3930f99b97ee.png)
您最近一年使用:0次
10-11高二下·广东佛山·期末
7 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a13ee704434d113a52c72ce9d3a860b3.png)
(1) 求函数
的最小正周期;
(2) 当
时,求函数f(x) 的最大值与最小值及相应的
值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a13ee704434d113a52c72ce9d3a860b3.png)
(1) 求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2) 当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b63a87545fb8a1913ad16e376d42bd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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2010高三·江苏南通·专题练习
解题方法
8 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37bd8a014a6926ef7d2f6cafbd11c652.png)
(1)当
时,求函数
的最小正周期;
(2)当
∥
时,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37bd8a014a6926ef7d2f6cafbd11c652.png)
(1)当
![](https://img.xkw.com/dksih/QBM/2010/6/18/1569762869387264/1569762874720256/STEM/46bd621401b647fcb1a3f0baf678be3e.png?resizew=92)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ebb90400c18a24c3a840724bad923c.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c8fa1cb71ff238bc22531d883b4f407.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f72f3acce86797805769ec33a26ddda9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6f90c4754e6b6fc862d72943fb35569.png)
您最近一年使用:0次