名校
解题方法
1 . 设
均为正数,且
,证明:
(Ⅰ)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7613fb1c51504266f1fe0c960f53b812.png)
(Ⅱ)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a14c388e1e2e5a2ff1ccf6caffbee0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd24c686fbaaa68705d654b880481ffe.png)
(Ⅰ)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7613fb1c51504266f1fe0c960f53b812.png)
(Ⅱ)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df1f97b371ef077973ce6ec37fd25fd2.png)
您最近一年使用:0次
2020-08-06更新
|
610次组卷
|
8卷引用:内蒙古自治区呼和浩特市第二中学2022-2023学年高三上学期11月月考数学理科试题
内蒙古自治区呼和浩特市第二中学2022-2023学年高三上学期11月月考数学理科试题安徽省淮北市第一中学2020届高三下学期最后一卷数学(文)试题安徽省淮北市第一中学2020届高三下学期最后一卷数学(理)试题四川省绵阳市江油中学2020-2021学年高三8月第二次考试文科数学试题(已下线)专题23 不等式选讲-2020年高考数学(文)母题题源解密(全国Ⅰ专版)(已下线)专题23 不等式选讲-2020年高考数学(理)母题题源解密(全国Ⅰ专版)四川省成都市石室中学2023届高三高考冲刺卷(一) 理科数学试题四川省射洪中学校2023届高考适应性考试(一)理科数学试题
2 . 选修4-1:几何证明选讲
如图,
是圆
上两点,延长
至点
,满足
,过
作直线
与圆
相切于点
,
的平分线交
于点
.
![](https://img.xkw.com/dksih/QBM/2016/9/5/1572997690490880/1572997696634880/STEM/f48620c503224302b8a492b81d12c0ea.png?resizew=131)
(1)证明:
;
(2)求
的值.
如图,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/526908dfb46cf151b8ab1492a9d52047.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/868ff1350bd72625328c85c3097cd85e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://img.xkw.com/dksih/QBM/2016/9/5/1572997690490880/1572997696634880/STEM/f48620c503224302b8a492b81d12c0ea.png?resizew=131)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5eaffcd2070bfcb1955e2cab66c26c06.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c163a189c44fd9e9234bedd4dd96625c.png)
您最近一年使用:0次
2016-12-04更新
|
440次组卷
|
3卷引用:2016年内蒙古包头市高三学业水平测试与评估(二)数学理试卷