1 . 已知抛物线
,过其焦点
作斜率为
的直线
交
于
两点,则弦长![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88bee8e70f1fab639be1636c7bce0477.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/531fc91e66179b770d8a89e2e7ac8cda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88bee8e70f1fab639be1636c7bce0477.png)
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2 . 棱长为2的正方体
的8个顶点都在球
的表面上,
、
分别是棱
、
的中点,则直线
被球
截得的线段长为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
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3 . 已知抛物线
,斜率为
的直线
过抛物线的焦点,且与抛物线相交于
两点,若以线段
为直径的圆与抛物线的准线相切于点
,则点
到直线
的距离为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42102c1c07562853219ca5918803a27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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4 . 长方体
中,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ec75319104f65269a599b21aeae8436.png)
,则异面直线
所成角的余弦值为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ec75319104f65269a599b21aeae8436.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5694aa6db75fc21636ab13a9a4561b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e21bf4d3ff6dcbc8482f2c423249edf.png)
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2019-01-27更新
|
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2卷引用:【市级联考】安徽省黄山市2018-2019学年高二上学期期末考试数学(理)试题
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5 . 如图,圆
与圆
交于
、
两点,则公共弦
的长是____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c9104ea957e6cf65a132e2c61353a77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2008a96051eea5a3c8df71ab05bcdb49.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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/7/93162a84-f11a-4d36-ae4e-8bed2ffd331c.png?resizew=201)
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6 . 弧长为
,圆心角为
弧度的扇形,其面积为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69a99df81927fdc9bd88373de4b62ea0.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69a99df81927fdc9bd88373de4b62ea0.png)
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7 . 函数
(
且
)的图象过定点___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16d73e07c99be3ba424b505e6bfcaf01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
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2019-01-27更新
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10卷引用:【市级联考】安徽省黄山市2018-2019学年高一上学期期末考试数学试题
【市级联考】安徽省黄山市2018-2019学年高一上学期期末考试数学试题重庆市第一中学2020-2021学年高一上学期期末数学试题广东省深圳市龙岗区2020-2021学年高一上学期期末质量监测数学试题广东省揭阳市揭西县2021-2022学年高一上学期期末数学试题重庆市铜梁一中等三校2022-2023学年高一上学期期末数学试题四川省内江市隆昌一中2023-2024学年高一上学期期末模拟数学试题(二)广东省汕头市澄海中学2020-2021学年高一下学期期中数学试题云南省昆明市第八中学2020-2021学年高一下学期考开学考(平行班)数学试题黑龙江省伊春市铁力市马永顺中学校2022-2023学年高二上学期期中数学试题四川省泸州市泸县第五中学2022-2023学年高一上学期12月月考数学试题
名校
8 .
中,
,
,则
在
方向上的投影是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ad4c0ba3a6750537789844d0ec419d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb52884209c1cce0b20a26d1a5e6024a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c436b63e793d6d39990341d29cf47f10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe35c91649a5bea2518387a2b36e0c0d.png)
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2019-01-27更新
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3卷引用:【市级联考】安徽省黄山市2018-2019学年高一上学期期末考试数学试题
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9 . 已知函数
,若
在
上是单调增函数,则实数
的取值范围是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfc2daa811730d0b0676d2e60c63bc71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2卷引用:【市级联考】安徽省黄山市2018-2019学年高一上学期期末考试数学试题
10 . 在正方体
中,异面直线
与
所成角的大小为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8772aa893a9c1d40f714cb25701701.png)
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6卷引用:【市级联考】安徽省黄山市2018-2019学年高二上学期期末考试数学(文)试题