名校
解题方法
1 . 在圆台
中,圆
的半径是2,母线
,圆
是
的外接圆,
,
,则三棱锥体积最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e65ac334119ccd6204402a7aba29a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f919bd3dde10dbbc076f7ec5149699.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2899e607479d8d1c47d954ae9ebb7144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c4f6f74444b2b7947fc6e35c8d62322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84d81d732204a3c2384a27606f858677.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68b40d0d2f3cdd8981bb792ad87efb42.png)
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2 . 已知函数
有且只有两个零点,则a的范围____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ee76255706039aa778ff3add3f71a38.png)
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3 . 在四面体ABCD中,
,且
,则该四面体的外接球表面积为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e43a7eabfc91ad9c5d614d40b68953fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d958839b418bbefd0504ad7c76eaf37.png)
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4 . 已知“
”表示小于x的最大整数,例如
,
.若
恰好有四个解,那么
的范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2efc4b458ea20c1acca4317505e9fd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc3f3a0108359eb21062e0b03ac3729.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3df261b82a7ad6d9e35c0cd742e301b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a29babd496e6c9b196f83bba77eac477.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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解题方法
5 . 球冠是指一个球面被平面所截得的曲面,截得的圆面是底,垂直于圆面的直径被截得的部分是高.如图,已知球的半径为20cm,球冠的高为10cm,现有3根长度相等的支柱
,
,
用于支撑球冠,立于水平的桌面上.若
,为使稳固支撑球冠,则应满足![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602d0265aa2b89076b0cff90853f7cfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7393358bb94b0df78fd4e29223257e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81a3bcd3385a9fef291cfe6291d9e10c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e6838e4c3fcca20d4381e91f1109b07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
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解题方法
6 . 记
的内角
的对边分别为
.已知
,则
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a92cfa82ed0e7652b482635e72a84ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc940e481607daedc1e83e98ec3bd4c0.png)
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解题方法
7 . 设函数
的极值点为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52461774f112577cb7439e4ebc50b5fb.png)
______ .已知数列
满足
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19b7daadaea74c1a9d8f97fd0b4086f1.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82de9617e278cd3a6fd199c434db7cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52461774f112577cb7439e4ebc50b5fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70245565b95dd8f667af2bfdf2dd3f89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c14c2231171ce31f2cedea0307f34d53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19b7daadaea74c1a9d8f97fd0b4086f1.png)
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2024-05-12更新
|
239次组卷
|
2卷引用:福建省泉州市永春第一中学2024届高三最后一卷数学试卷
名校
解题方法
8 . 如图,
是三个边长为2的等边三角形,且有一条边在同一直线上,边
上有5个不同的点
,设
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25b4625fe7012840bca032330d1c77fc.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bd19c69bbba3b1aa0900e6fb879b9c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c119e960234477c13624ba5ee735841.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caa1e4865f7729d5bc53dadf8669251e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41fb795e8e1d5a4aea7895a4e7912417.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25b4625fe7012840bca032330d1c77fc.png)
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2024-04-15更新
|
454次组卷
|
5卷引用:福建省南安市侨光中学2023-2024学年高一下学期第2次阶段考试(5月月考)数学试题
解题方法
9 . 已知
,
,
,则
的最大值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/331ed51ff1e1d91ee693ae74f45a38a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eec336faee8689281a6f6b465e7fcff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf09c750ca3e2fe23a2b8dd8998423a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9b8c15d7de6eaa134db2aad2787fe8c.png)
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解题方法
10 . 已知
五个点,满足:
,
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8bbd4a50586fb5286f33b5a92301752.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b4d624494ccde052011eb6a7937c717.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/094ea26d26c99ca5eca5c8800d964657.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dee9261554a7f9d07fc9162c95afa16.png)
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2024-03-22更新
|
752次组卷
|
6卷引用:福建省南安市蓝园高级中学2023-2024学年高一下学期期中考试数学试题
福建省南安市蓝园高级中学2023-2024学年高一下学期期中考试数学试题新疆乌鲁木齐地区2024届高三第二次质量监测数学试题山东省菏泽市第三中学2024届高三下学期3月月考数学试题(已下线)高一 模块3 专题1 第4套 小题进阶提升练(已下线)高一 模块3 专题1 第4套 小题进阶提升练(苏教版)(已下线)压轴题06向量、复数压轴题16题型汇总-1