解题方法
1 . 下列函数中,在其定义域内既是偶函数,又在
上单调递增的函数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9414348d57c7fc77dcfa8f0744cb0c9.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2016-12-04更新
|
458次组卷
|
2卷引用:2016届贵州省贵阳市六中高三元月月考理科数学试卷
2 . 为得到函数
的图象,可将函数
的图象向左平移
个单位长度,或向右平移
个单位长度(
,
均为正整数),则
的最小值是
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572053351874560/1572053357617152/STEM/e3cedcfe53be45f391388ee4cf64f677.png)
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572053351874560/1572053357617152/STEM/af5de128856b4acc961d318b2c1f60a9.png)
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572053351874560/1572053357617152/STEM/41c11eda4acb4f639223d0a458b331fd.png)
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572053351874560/1572053357617152/STEM/941a055462b9426d8e4b3ae0ac886aac.png)
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572053351874560/1572053357617152/STEM/41c11eda4acb4f639223d0a458b331fd.png)
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572053351874560/1572053357617152/STEM/941a055462b9426d8e4b3ae0ac886aac.png)
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572053351874560/1572053357617152/STEM/5cb258b86dd64336a44623354dea2d53.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 .
中,角
、
、
所对的边为
、
、
,且
.
(1)求角
;
(2)若
,求
的周长的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/386e199da3e443fb714171956d4bac85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e2868b617c871e18c928c9a573bc8c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49de2536004d4f0819e781fffca41a2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eec1776bfd268b6b807ac573b4a87ce6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/453a8177071e89551a62e48542f41ea7.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e2868b617c871e18c928c9a573bc8c7.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/520f8034df6b0137824b8e253f958df6.png)
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4 . 已知
,则
的值是
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572053551022080/1572053556658176/STEM/1d7e1b1bc84047afa960551548a3644a.png)
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572053551022080/1572053556658176/STEM/50dba19300e24f1f99357248a988799d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 已知角
的顶点与原点重合,始边与
轴正半轴重合,终边在直线
上,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028de7735482ee6895d4500f79bf9adc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26ab55147ca5c0f958af43b0637ee31b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b9f0b9e53a83e68f5fec944f343119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028de7735482ee6895d4500f79bf9adc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-03更新
|
424次组卷
|
4卷引用:2017届贵州贵阳花溪清华中学高三理9月月考数学试卷
6 . 已知
中,
的对边分别为
,若
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fd454e69236d3ece1583420fb552e07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcb5bac75f36bb1dc5c8190d4dbe681d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b3ca254e94a873cb6d7566b3ff1d15d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
A.![]() | B.![]() | C.2 | D.3 |
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7 . 在
中,内角
的对边分别为
,若
的面积为
,且
,
则
等于
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572469458558976/1572469464317952/STEM/eb5bc13339554866a4baa8276526c0a1.png)
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572469458558976/1572469464317952/STEM/8fe6cc5f79fb4eaa85a5263e8c67074d.png)
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572469458558976/1572469464317952/STEM/c8a2082229744e01956325a54649e799.png)
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572469458558976/1572469464317952/STEM/eb5bc13339554866a4baa8276526c0a1.png)
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572469458558976/1572469464317952/STEM/dc7e69f2a0f3471ebf2da06d6d025e1b.png)
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572469458558976/1572469464317952/STEM/585b10f5f11049c9bddc203ad3fa3931.png)
则
![](https://img.xkw.com/dksih/QBM/2016/1/27/1572469458558976/1572469464317952/STEM/4dbea7fbee39493dbaa577c915a3c257.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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14-15高三上·福建福州·期末
8 . 将函数
的图象向右平移
个单位,再向上平移1个单位,所得函数图象对应的解析式为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/325f9e2f7784ebdd64292e805884dfa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2aa42b56b1c92689a080b58cb603a642.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
您最近一年使用:0次
2016-12-02更新
|
769次组卷
|
4卷引用:2015届贵州省贵阳市一中高考适应性月考一文科数学试卷
2015届贵州省贵阳市一中高考适应性月考一文科数学试卷2016届贵州省贵阳六中高三5月高考模拟文科数学试卷(已下线)2014届福建福州一中高三上学期期末考试文科数学试卷2016届甘肃省会宁县一中高三上第四次月考理科数学试卷
2012·吉林·模拟预测
解题方法
9 . 给出两个函数性质:性质1:
是偶函数;性质2:
在
上是减函数,在
上是增函数;对于函数:①
;②
;③
,上述两个函数性质都具有的所有函数的序号是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f25990e1d373ac30d7480633e47cc1ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a78e6dddfd7481100e46283c69bf70b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0b5e402f725a71c3305bf3e72f72ded.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c703ecd315ce271091a3d1842026dac8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31309043a0f061ca5c83f98b23f770a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9889df36098c6e5ece1038bd2b2ee53f.png)
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名校
解题方法
10 . 双曲线
的左、右焦点分别为点
,斜率为正的渐近线为
,过点
作直线
的垂线,垂足为点
,交双曲线于点
,设点
是双曲线
上任意一点,若
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/027194ee457f8d2e7dfd7d6795841b5e.png)
A.双曲线![]() ![]() |
B.双曲线![]() ![]() |
C.当点![]() ![]() ![]() |
D.点![]() ![]() |
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