解题方法
1 . 下列物体中,能被整体放入底面直径和高均为1(单位:
)的圆柱容器(容器壁厚度忽略不计)内的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
A.直径为![]() |
B.底面直径为![]() ![]() |
C.底面直径为![]() ![]() |
D.底面边长为![]() ![]() |
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2 . 已知函数
.
(1)若
是偶函数,求实数
的值;
(2)当
时,
,若关于
的方程
在区间
上恰有1个实数解,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06eeb6ee6acf06beac15b9ba0d44cdba.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b14f7eb9e5d0d2dc6c8897f6c7863518.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfa0b6033aba3978ab687ce54d35f58b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a13f3df2e1a444f41bc132431848eaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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3 . 已知
,则下列正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9080f3a6d613d1f116406e66d5dde87f.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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解题方法
4 . 已知函数
为对数函数,函数
的图象与函数
的图象关于
对称,设函数
,且对任意
都有
恒成立.
(1)求函数
的解析式;
(2)若函数
在
上的最小值为
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e78f50ba34a711fe64198e358b62e0e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd84da85388fcc2b7b74eed6790b9318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12f48232ea888fd31e850879c444641f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d786ee0f73092274bce83c0670d5030a.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0a08521c64aae3d19fe3fe1da35708f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ade31f6684e3033e377b90691ec2204d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81fb134b2b48acc99213fff6ccfee65f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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解题方法
5 . 长方体
中,
,
是对角线
上一动点(不含端点),
是
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/11/85f6414a-a443-4403-98b3-59fef327f012.png?resizew=171)
(1)若
,求三棱锥
体积;
(2)平面
与平面
所成角的余弦值
,求
与平面
所成角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cda540a0258f49af1773ca6c25645067.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bb49fdc6b6bbb2449fdf8a0de769d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/11/85f6414a-a443-4403-98b3-59fef327f012.png?resizew=171)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a741efbdfcd25f34ce2f99a37be9484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec150229429412308f1155f8b098d3ee.png)
(2)平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/212a67f115d1cbe69f100b489babe5f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfb3f0b5d8bf98eeff66f43b7dcbb4be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ccf0c04aa941ba20d5f4c6068b46b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/212a67f115d1cbe69f100b489babe5f8.png)
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6 . 已知椭圆
:
(
)与双曲线
:
(
)共焦点
,
,过
引直线
与双曲线左、右两支分别交于点
,
,过
作
,垂足为
,且
(
为坐标原点),若
,则
与
的离心率之和为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0040a720a545dba8a9f7b6a725f644ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66e9e7d734e2f0263b7586aa460983d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa7593af26ecdc7ace1a766cff2d9c4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6232dc74b15e4acb0ac3482a1cbe6a52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/add5a0c3d79985e90d92c17a11373fdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5038ca8098994dcc635e669b6a158d3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0854b1fa6d0d9fc6e0c5766f3903532.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
7 . 已知椭圆
:
的左右焦点分别为
,
,过
的直线交椭圆
于A,B两点,若
,点
满足
,且
,则椭圆C的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47d721883ffd9a2c61ed89a5790ba205.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85b9697334ff5784b8fa778c7aa59c35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/620963ebd61d6f8da4875c2a23d07dbd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-01-22更新
|
2033次组卷
|
10卷引用:贵州省铜仁第一中学2023-2024学年高二下学期2月开学适应性模拟检测数学试题
贵州省铜仁第一中学2023-2024学年高二下学期2月开学适应性模拟检测数学试题广东省广州市五校联考2023-2024学年高二上学期期末联考数学试卷江西省南昌市第二中学2024届高三“九省联考”考后适应性测试数学试题(三)湖南省株洲市第二中学2021-2022学年高二上学期第三次月考数学试卷四川省绵阳市南山中学2024届高三下学期入学考试数学(理)试题(已下线)黄金卷01(2024新题型)(已下线)题型23 6类圆锥曲线离心率问题解题技巧四川省达州外国语学校2023-2024学年高二下学期3月月考数学试题河南省信阳市新县高级中学2024届高三考前第六次适应性考试数学试题(已下线)专题7 圆锥曲线与定比分点法【练】(压轴小题大全)
8 . 已知椭圆C:
的离心率为
,左、右顶点分别为A、B,过点
的直线与椭圆相交于不同的两点P、Q(异于A、B),且
.
(1)求椭圆C的方程;
(2)若直线AP、QB的斜率分别为
、
,且
,求
的值;
(3)设
和
的面积分别为
、
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48d195911a91d12edd5685f6cd963fa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dddd06a88839dc33edcea74128743ae.png)
(1)求椭圆C的方程;
(2)若直线AP、QB的斜率分别为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34bc0ee0a95fab04edf648026f14b9ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7a551505ae42b49904bab59b17012d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c9c5ae63072e1684cf1c242c8133d8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c59c4295f918205f5598ecc9a96d8867.png)
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2024-01-19更新
|
397次组卷
|
4卷引用:贵州省铜仁第一中学2023-2024学年高二下学期2月开学适应性模拟检测数学试题
9 . 已知
,直线
为
上的动点.过点
作
的切线
,切点分别为
,当
最小时,点
的坐标为__________ ,直线
的方程为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca7516825c36fe07c9350da42efda17e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eda5b56749384035dff39db6dd30482.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fef27cb7cb1b666c1734c65a7aa9aa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/790ef3382b1c731f2885eecfd92c2a86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a9ce08214287236b3eb3f490a15e28b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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2024-01-17更新
|
305次组卷
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6卷引用:贵州省黔东南州2023-2024学年高二上学期期末检测数学试题
贵州省黔东南州2023-2024学年高二上学期期末检测数学试题辽宁省县级重点高中协作体2023-2024学年高二上学期期末数学试题河南省南阳地区2023-2024学年高二上学期期末热身摸底联考数学试题湖南省张家界市民族中学2023-2024学年高二下学期入学考试数学试题(已下线)专题1 直线与圆的位置关系【练】(压轴小题大全)(已下线)专题2 与圆有关的最值问题【讲】(压轴小题大全)
名校
解题方法
10 . 已知抛物线
的焦点
到双曲线
的渐近线的距离为
.
(1)求抛物线
的方程;
(2)过点
任意作互相垂直的两条直线
,
分别交曲线
于点A,B和M,N.设线段
,
的中点分别为P,Q,求证:直线
恒过一个定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e6c830bfa9a1b979a1a9665166424bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a218602e8e3a52f74f760059aa7014.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
(1)求抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
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2024-01-16更新
|
1340次组卷
|
5卷引用:贵州省部分重点中学2024届高三上学期模拟数学试题
贵州省部分重点中学2024届高三上学期模拟数学试题广东省广州市第六中学2024届高三第三次调研数学试题(已下线)高考数学冲刺押题卷03(2024新题型)(已下线)题型24 5类圆锥曲线大题综合解题技巧(已下线)专题8.4 抛物线综合【八大题型】