1 . 我国古代数学名著《九章算术》中,将底面为矩形且一侧棱垂直于底面的四棱锥称为阳马.如图,四棱锥
为阳马,
平面ABCD,且
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/545d8eb7247c2887d45a3ba77d800a6d.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/351e3d452594158f390fdd82065545b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd2282fc1b6d3d47c2e9bae3d4a99353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/545d8eb7247c2887d45a3ba77d800a6d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/27/1927ec69-b597-4649-af8d-5b311dc0b03b.png?resizew=144)
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2 . 如图,
,
分别是双曲线C:
的左,右焦点,过
的直线l与C的左、右两个分支分别交于点B,A,若
,则C的离心率为______ .
![](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/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/781dae86d0c5a5c3b8dd3314e1828f91.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/27/07385dc8-0f27-4957-8190-5d95d42e1d5b.png?resizew=161)
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3 . 已知抛物线C的顶点为坐标原点O,对称轴为坐标轴,且C的准线与圆O:
相切,请写出C的一个标准方程:______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be68dfb4d8b5f3adfc250b7d23e64165.png)
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4 . 已知不恒等于零的函数
的定义域为
,满足
,且
,则函数
是______ 函数(选奇、偶填空),![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5215a578933ba72022450a6d3a37d14.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933093b52cca887f597cbe22a5467b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82bde53de43dda74249725823c0e6610.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51e817f37f5a814e856ebc4a16d676ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5215a578933ba72022450a6d3a37d14.png)
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5 . 函数
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7f679af0e3c6cb787e87eb21be30748.png)
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6 . 某停车场的收费规则:停车1小时以内(含1小时整)收费5元;停车超过1小时,超出部分按每小时2元收费,不足1小时按1小时收费.王先生某日上午10:00进入该停车场停车,当日下午2:35驶出该停车场,则王先生应付的停车费为______ 元.
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2023-11-06更新
|
137次组卷
|
2卷引用:河北省邢台市质检联盟2023-2024学年高一上学期期中数学试题
7 . 已知
,则
的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f40943e268815529b0c1a2533e24792.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a36587aaa7a92ef21e4beac842ace74.png)
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2023-11-06更新
|
620次组卷
|
3卷引用:河北省邢台市质检联盟2023-2024学年高一上学期期中数学试题
8 . 已知某等差数列的前7项和与前8项和的乘积等于
,则该等差数列的公差的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e60696d1c681628c57bb2c7e9d1814.png)
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9 . 已知函数
,若函数
恰有4个零点,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40551b95977c9bad21a18c145fbcf9ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/812b9268d9adae954a42442021b8f73d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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10 . 设
,
分别是椭圆
的左,右焦点,过点
的直线交椭圆
于
,
两点,若
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee2ee8e8842d8182a0f76c58d6564f1f.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/8da1d0127de8f30919a8440868e6d46e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4b7cf1682b9e7b16d7d15e27595ef2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee2ee8e8842d8182a0f76c58d6564f1f.png)
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