名校
解题方法
1 . 已知
.
(1)若
,求
;
(2)若
,
,
都为锐角,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ea9f7848c47a6ac3a1b55fcea429942.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f7e3c674336a90a38408bae2ec4c28f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e5ff741ddf4211f6f20b63220bc8893.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f435efcc7869eec21bdba1ed81dc3f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9435dd49ec2c619d84681c290426e7d4.png)
您最近一年使用:0次
2021-11-11更新
|
690次组卷
|
3卷引用:2021年浙江省温州市摇篮杯高一数学竞赛试题
2 . 已知
,满足
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22c2710ccbb5ea6f98dd3470cacaf626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55f8b9c86cb1d9975a2ffe4bc4629aef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
3 . 已知数
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91cf6f47f5311a0ebc049454619fd15d.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22f950988f4d76515847ed79c947d283.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9170f8030252b13cd57608d977de99aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91cf6f47f5311a0ebc049454619fd15d.png)
您最近一年使用:0次
名校
4 . 已知正数x,y满足
,则
的最小值是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5558c083d34cbb0a58d3ce1dc6f5778e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/621b2209e9d7b7bc7c4fa2dda0742c37.png)
您最近一年使用:0次
2021-09-04更新
|
1707次组卷
|
7卷引用:浙江省杭州学军中学西溪校区2020-2021学年高一下学期3月计算大赛数学试题
名校
解题方法
5 . 已知函数
,则关于x的不等式
的解集是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4ac0731ac516f7c45c497c990e75fec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07b723cf2c92aee923f490a09adbaee5.png)
您最近一年使用:0次
名校
6 . 已知函数
,则方程
所有根的和是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b6b83c95d195476f54a8e99115b149d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f280586018b5c722eab269ef7f571508.png)
您最近一年使用:0次
2021-09-04更新
|
367次组卷
|
2卷引用:浙江省杭州学军中学西溪校区2020-2021学年高一下学期3月计算大赛数学试题
名校
7 . 若不等式
,对
恒成立,则
和
分别等于_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a23ecdd038d0f51e5cc8e4f15467066.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25ba8d2141d285c963ec078fe2ce8686.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba802d07a031953c822e1e5928a31f98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94773f685ff8cbea3c06e02edf9eedb.png)
您最近一年使用:0次
名校
解题方法
8 . 已知函数
,若函数
恰有8个不同零点,则实数a的取值范围是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e217552575812257d9345312b7e698.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86684bb6a19a61d8ab3e97689626be54.png)
您最近一年使用:0次
名校
9 . 函数
的图象与函数
的图象关于直线
对称,当
,
的最大值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e49daff4a297647fb7e26a82f2a48af8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d451353cb7bb3621735818df9debb69a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
您最近一年使用:0次
名校
10 . 已知
,且
,则
最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/377a2333ff8c63cbdb20b882d6d5a7ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbef1a06d095ef68bedfd1a9ca8c9369.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f606ef08b22ecca1f71c239e95576020.png)
您最近一年使用:0次