名校
解题方法
1 . 考虑这样的等腰三角形:它的三个顶点都在椭圆
上,且其中至少有两个顶点为椭圆
的顶点.这样的等腰三角形有__________ 个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7614bb594e915dc4a1f5d032dc9d819.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2 . 已知函数
有三个不同的零点
,其中
则
的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff29c37f375060fe27a346ebdf49b305.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45f5f985791eabceaff3f6344b7b4d09.png)
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3 . 函数
的最小正周期为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bd76433be5ab044ab54d5561e5795bc.png)
您最近一年使用:0次
4 . 已知k是正整数,且
,则满足方程
的k有______ 个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbef345705fbe5c6b8276e726db9c0cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c4a1b10c239c9ac0934679337b375fb.png)
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解题方法
5 . 已知椭圆
,
的上顶点为
,两个焦点为
,离心率为
.过
且垂直于
的直线与椭圆
交于
两点,
,则
的周长是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f98254a6193566587a70c7d95fdabf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e86dbcf83cd5d3421b3eed7be7dab32d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3648c864f9f58da1dbb166fee84cfeaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e1626954701cbdda3113dbb91786cca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
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6 . 已实数
满足
,则
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0877194ab8760f54c35527177b03ff93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de8266dae9aea1a7623250b565ca1aae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c698168021c80edd755b5397ef10a364.png)
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7 . 已知
,则使不等式
能成立的正整数
的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc66afc1e6e40f45ffeea65fb2c925bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddac9d23ae90a2c3ad1225bb2388562d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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2024-03-31更新
|
975次组卷
|
3卷引用:上海市复旦大学附属中学2023-2024学年高二下学期3月阶段性学业水平检测数学试卷
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8 . 如图所示,在梭长为6的正方体
中,点
是平面
内的动点,满足
,则直线
与平面
所成角的正切值的取值范围为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e975f6c9fafab8fd7639dc0cd0f70a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c74769e4e9f9570aeca28ffd14c168e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c798204bbe306b3efd5bc9eae594c171.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e975f6c9fafab8fd7639dc0cd0f70a4.png)
您最近一年使用:0次
2024-03-12更新
|
534次组卷
|
2卷引用:上海交通大学附属中学2023-2024学年高二下学期摸底数学试卷
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9 . 已知实数
,若对任意
,不等式
恒成立,则
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/388d3d213a231cccf854a29eef611d01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05e4eba7bb4f857dfc8957234910e048.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abb8730b3cc447b16affb2c9ab398521.png)
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解题方法
10 . 已知圆
,点
在抛物线
上运动,过点
引圆
的切线,切点分别为
,
,则
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6772ef39212697b15057fd96d742886d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcb2c5e3b4d493fcf1bbe773ee4b5135.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](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/3f4dfec890cdfdda355e19463f3be813.png)
您最近一年使用:0次
2024-03-03更新
|
711次组卷
|
2卷引用:上海市金山中学2023-2024学年高二下学期3月月考数学试卷