1 . 抛物线
的焦点与双曲线
的右焦点的连线交
于第一象限的点
.若
在点
处的切线平行于
的一条渐近线,则双曲线
的渐近线方程为______ ,
等于______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/622eb66dd30a8db48564b720b06ed9b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5fe5b301aa1106cf43d1c78851dc22a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
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2 . 已知
且
,
,当
时
恒成立,则实数a的取值范围______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/409a32da384f8bd23a43931c1dc011c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/440d9b8e7bfa81363e036cd9ce229854.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/998d1117b68d345ad988e86d1ec7724b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab42740d8f095b5f7825d14c4c312096.png)
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3 . 已知函数
,若关于
的方程
恰有三个实根,则实数
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdf0157c9679f62e81efb2676b4c0baa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/502c4ff1cd420b9da4de849e63c307e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2020-02-17更新
|
212次组卷
|
2卷引用:山西大学附中2019-2020学年高一上学期12月月考数学试题
名校
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4 . 在平面直角坐标系
中,抛物线
的焦点为
,准线为
,过点
倾斜角为
的直线
与抛物线交于不同的两点
(其中点
在第一象限),过点
作
,垂足为
且
,则抛物线的方程是____________________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fb398137779190b35492d9f06d5fbc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8e296c176f79b449f14ab19b527d473.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/719642f78265b12df52369f84f4f9d50.png)
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2020-02-15更新
|
219次组卷
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2卷引用:重庆市江津中学校2019-2020学年高二上学期第二次阶段考试数学试题
5 . 正四棱柱
中,
,
,则以
、
、
、
为顶点的四面体的体积为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d262480ffb55b7617f44b63f130c154a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92535536bd3c2761724fd058427f95a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
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6 . 过点
,且倾斜角为
(
为第一象限的角)的直线
与圆
相交于
两点,若
,则
的值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f28491f7ef64389d62b0e1574ab56429.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7cf1c5962fa47221d74f4f209f84e30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5575930a695a591ae96e3f7d9dbb608e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b789e649cadbaa9a0f9bcc1072d6f5d7.png)
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7 . 设奇函数
在(0,
)是增函数,且
,则不等式
的解集为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e055bc46d3fa50e79532ec5b3665d99b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3471484b64504fc545398f52be830010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f55c05ff7706683d7979cbd32c8641c.png)
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8 . 设函数
,则使得
成立的
的取值范围是______ (结果用区间表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42dffec172f76fdd104a942d6140fb10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c22eb71556c540fc7886d2db736d12ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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2020-02-14更新
|
1730次组卷
|
3卷引用:广东省广州市第一一三中学2019-2020学年高一上学期期中数学试题
广东省广州市第一一三中学2019-2020学年高一上学期期中数学试题(已下线)考点05 奇偶性(练习)-2021年高考数学复习一轮复习笔记河南省周口市中英文学校2020-2021学年高三上学期第一次月考数学试题
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9 . 在
中,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbfd157d2b17f2e1c8fa031d54c25521.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43b86d43790babcdbbdc03493ee70928.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b6bef27de230acad352f25e954f4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbfd157d2b17f2e1c8fa031d54c25521.png)
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10 . 已知动点
满足不等式:
(
为参数),则动点P的轨迹所围成的封闭图形的面积为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8701e0cce437edc830438b4fe6277d89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb08f2430c4001bf81035cf65f61a59d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
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2020-02-13更新
|
152次组卷
|
2卷引用:2019届重庆市沙坪坝区第一中学校高三4月月考数学(文)试题