名校
解题方法
1 . 在△ABC中,角A,B,C所对的边分别为a,b,c.已知
.
(1)求B;
(2)若
,且
的面积为12,求b.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf59977a75fe6c63eda3a3d1c8022530.png)
(1)求B;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98745ab5db99621a1c69d5ca130ff1a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ff214d99784c6b23b7784bdaf3ed37a.png)
您最近一年使用:0次
2022-10-24更新
|
959次组卷
|
6卷引用:甘肃省靖远县第四中学2022-2023学年高三上学期第一次月考数学(理)试题
2 . 比较下列两组代数式的大小
(1)
与
;
(2)
与
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2596a729e2847e1363d4aa78de6ba5c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09fadb1b17ff3f39509f49641233e71b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d0c28ecf0fceddcf45bf11990fefca3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffbeecb1af60e43f8fe34b06e097aad2.png)
您最近一年使用:0次
3 . 求下列不等式的解集:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3ad447d7b46845056886c072f7c555a.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3ad447d7b46845056886c072f7c555a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/435abe7153def76520baa4618aaf5461.png)
您最近一年使用:0次
解题方法
4 . 已知
是各项均为正数的等比数列,
,
.
(1)求
的通项公式;
(2)设
,求数列
的前
项和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/065054f4e163585d630aa42cb6323a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a87f066219fb69cd05e6189bf6077452.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48b76cdca191666406f3fed8146328c6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/065054f4e163585d630aa42cb6323a3e.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a08310ccccc89d86ad225b6efe238a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4a4465705237c08e4e05d849cb28d0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a425978da20cebf8c4c63953579e7b35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
您最近一年使用:0次
2022-10-24更新
|
383次组卷
|
2卷引用:陕西省商洛市洛南中学2022-2023学年高二上学期10月月考理科数学试题
名校
5 . 解关于
的
不等式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47ffb694021b52653de5141ae27ba6d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4035436a664589a3dff74327e830e455.png)
您最近一年使用:0次
名校
6 . 求关于x的不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb93af2cf18cdb5a2503075fc04672c1.png)
您最近一年使用:0次
名校
解题方法
7 . (1)若
,求
的最小值;
(2)已知
,求函数
的最大值;
(3)求函数
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dfff89cdf683a808c0eaad92197ec25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4841abadbfa015d75b44aa0e2ad5b9f.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98257f1332325b34d34e5de3bd12d8c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08add5adbf630260bb7b5df375e546fe.png)
(3)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a047e12bc8ac8e331d6024d0698397b.png)
您最近一年使用:0次
8 . 如图,在平面四边形
中,
,
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/12/e4afacba-7295-4424-b616-c72b2516096a.png?resizew=98)
(1)求
;
(2)若
,
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5b30165a5ae2b3e8f62462ec5efb836.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10df84d553a8826a7ce9bff4bf0d95b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62eccb33ea66c03222468628f74d8c56.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/12/e4afacba-7295-4424-b616-c72b2516096a.png?resizew=98)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2969793993b88539d516e06f77668d9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fe3e4ccf92cb59f56d99705b6eb1f1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
您最近一年使用:0次
21-22高一·全国·单元测试
9 . 解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffd79db702418e322c0fade89809f02.png)
您最近一年使用:0次
21-22高一·全国·单元测试
解题方法
10 . 若不等式
的解集是
,求
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a225280c30e88bd855fe67c1f8275bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/339b85cca0100adc23472c143f9a5a89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ab4717e4827480f0f6f4ded85e52eab.png)
您最近一年使用:0次