解题方法
1 . 已知函数
其中
,
.
(Ⅰ)若
为奇函数,求
的值;
(Ⅱ)若
在
上单调递减,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f97018f4217bda3c12926d1118edc04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d285a4c557fc9748105b62ccd94b7859.png)
(Ⅰ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc30165c18de623d0a3efb961e606d1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13502d46b8563c54c09b29b20b3006a4.png)
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2 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
______ .
![](https://img.xkw.com/dksih/QBM/2015/11/27/1572320777478144/1572320783425536/STEM/da5959ef20c84a83867a3a456d1847ab.png?resizew=184)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
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3 . 若![](https://img.xkw.com/dksih/QBM/2015/11/27/1572320777478144/1572320783400960/STEM/77a8dda2dfbe4daba52aa0d9073c43da.png?resizew=117)
且
为偶函数,且
,则实数
的值为________ .
![](https://img.xkw.com/dksih/QBM/2015/11/27/1572320777478144/1572320783400960/STEM/77a8dda2dfbe4daba52aa0d9073c43da.png?resizew=117)
![](https://img.xkw.com/dksih/QBM/2015/11/27/1572320777478144/1572320783400960/STEM/b73ec65b87f340a69f34517a677151e9.png?resizew=44)
![](https://img.xkw.com/dksih/QBM/2015/11/27/1572320777478144/1572320783400960/STEM/943c4e37cbe7435f81f5e015724f7992.png?resizew=41)
![](https://img.xkw.com/dksih/QBM/2015/11/27/1572320777478144/1572320783400960/STEM/3a1b21688ce44d02b3851836697c5808.png?resizew=136)
![](https://img.xkw.com/dksih/QBM/2015/11/27/1572320777478144/1572320783400960/STEM/21f379e841274e5fb82cb969535a0894.png?resizew=36)
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名校
4 . 设
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f1080fbd3a9a997f22cd00cfb423d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66de474cd81259cf325dc6f2e2e927d9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-03更新
|
955次组卷
|
2卷引用:2014-2015学年浙江省嵊州市高一竞赛数学试卷
5 . 函数
的定义域为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cd725db75f66683a7e9c27fc7661450.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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解题方法
6 . 已知
,
为平面内两个互相垂直的单位向量,若向量
满足![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c40812b27c91e327eb695fd55081417.png)
,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c40812b27c91e327eb695fd55081417.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d3b8555a8c346eacd2fe75d9d7e948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83634e314df24df73ae37d25a44d20e3.png)
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名校
7 . 已知角
的终边经过点
,则
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663e2a3c6f6988e81c4ffcf1bddd1c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.png)
您最近一年使用:0次
2016-12-03更新
|
779次组卷
|
5卷引用:2014-2015学年浙江省嵊州市高一竞赛数学试卷