名校
1 . 函数
的部分图象如图所示,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8356710d07bb201cb58622bddb7780b2.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc5325022a0f4edebcd89b4b1f861fee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8356710d07bb201cb58622bddb7780b2.png)
您最近一年使用:0次
2024-06-16更新
|
296次组卷
|
2卷引用:四川省平昌中学2023-2024学年高一下学期第二次月考数学试题
名校
解题方法
2 . 三角形三内角
,
,
的对边分别为
,
,
.已知
.
(1)求角
的大小;
(2)若
的面积等于
,
为
边的中点,当中线
的长最短时,求
边的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/fbea95fdd92c649f231b1256051252e9.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
您最近一年使用:0次
3 . 已知函数
的定义域为
,在定义域内存在唯一
,使得
,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d513062c9f8af3dc752ce6a0e72311d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71b77857e15ae11fc94a5e33bfc12d26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26c7a2b72dec34ac13f001055bf75412.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
4 . 在凸四边形
中,若
,
,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efa2be159a0a2ab0468d269708fc5fa9.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0402dd5ae3db10281f9f1e11738bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55c24a968c73e960698a572ab01e3698.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ef9a26f10ec80be707dd4c282be9c8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e918b70b02a73685e3c536c7f380e2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efa2be159a0a2ab0468d269708fc5fa9.png)
您最近一年使用:0次
5 . 已知函数
(
),当
时,
单调递增,则
的取值范围是___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79d147c0722c221cc8a036defeb7949a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a496647899ea3f5bd6940e53e8f02dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
您最近一年使用:0次
6 . 设函数
,若存在
,且
,使得![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e4c3a98bc1f7ddf42ddc742abaf69ba.png)
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8be41795f401fbd9c2237659aaa03dd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90cebf8b28342fb742b6b0c9ca48c10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e4c3a98bc1f7ddf42ddc742abaf69ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60006eadb5169829f92fefcf8a580bf5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
7 . 函数
(
,
,
是常数,且
,
)的部分图象如图所示,下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fcd3cea5f5e2fe943490dcb65d74c73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13378be06b6b01bcad1d261ff14e87cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
A.![]() | B.在区间![]() |
C.将![]() ![]() | D.![]() |
您最近一年使用:0次
2024-05-04更新
|
659次组卷
|
2卷引用:四川省成都市成都外国语学校2023-2024学年高一下学期期中考试数学试题
解题方法
8 . 在
中,
.
(1)求
的长;
(2)求
边上的高.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e801151470e9cc29eb14fe32dd9f075.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
您最近一年使用:0次
9 . 若函数
,则
的图象的一条对称轴方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cae8d98119048420f80b1cda4a4d4dae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
10 . 已知函数
.
(1)求
的周期和对称中心;
(2)将函数
的图象向左平移
个单位,再将所得图象上所有点的纵坐标不变,横坐标变为原来的2倍后所得到的图象对应的函数是
,求
在
上的零点个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca02ac42a737023d04a128821ed3afa7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cdaf49f9611922348aa2784465da614.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/998f42043483258e58d1a1c1d4b4215a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cda8113f68fcedcfa111f81c89dc3b7.png)
您最近一年使用:0次