1 . 在平面直角坐标系xOy中,顶点在原点且以双曲线
的右准线为准线的抛物线方程是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c477e5ade921ffa8377c4719319380ff.png)
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2 . 已知
,则“
”是“函数
为偶函数”的________ 条件.(填“充要”、“充分不必要”、“必要不充分”或“既不充分也不必要").
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d187b934f9c65a0ececa8a4161fb7025.png)
您最近一年使用:0次
2020-02-07更新
|
253次组卷
|
2卷引用:2020届江苏省扬州市高三上学期期末数学试题
名校
解题方法
3 . 将边长为2的正方形ABCD沿对角线BD折叠,使得平面
平面CBD,又
平面ABD.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/2/7397caa2-6f49-4f5c-a7f0-60dab33e2433.png?resizew=154)
(1)若
,求证:
;
(2)若二面角
的大小为
,求线段AE的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcf6dc837ae85207789b94d109c5c2eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f4c3f9dd5d0343597a7f58a1989b537.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/2/7397caa2-6f49-4f5c-a7f0-60dab33e2433.png?resizew=154)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338c6c83ab4abc895ac36ab888a55be6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bffd657e48b15b9b54a55817e2c26b22.png)
(2)若二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/445b51117626fbd3373e32acc514c64b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
您最近一年使用:0次
2020-02-22更新
|
464次组卷
|
5卷引用:【市级联考】江苏省扬州市2019届高三第一学期期末检测数学试题
名校
4 . 已知数列
是公比为q的等比数列,则“
”是“
”的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6926fe7565c98f9883117c225a90031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ca664b1e82da6f50064a76fe118aa80.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充分必要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
2019-10-12更新
|
1582次组卷
|
8卷引用:江苏省扬州市新华中学2022-2023学年高三上学期期末模拟数学试题
名校
5 . 在平面直角坐标系
中,椭圆
:
的离心率为
,左、右顶点分别为
、
,线段
的长为4.点
在椭圆
上且位于第一象限,过点
,
分别作
,
,直线
,
交于点
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/3/0eb58f6d-d002-42c5-b828-5e0d0e2cefc1.png?resizew=184)
(1)若点
的横坐标为-1,求点
的坐标;
(2)直线
与椭圆
的另一交点为
,且
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.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://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.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/4ac95fa75e79c870386c9622ce53babe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54638d5d40b56960b252f86b81eb6547.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/3/0eb58f6d-d002-42c5-b828-5e0d0e2cefc1.png?resizew=184)
(1)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcd41bad1b506a6f20ea94e41ec4527a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2019-03-08更新
|
966次组卷
|
3卷引用:【市级联考】江苏省扬州市2019届高三第一学期期末检测数学试题
解题方法
6 . 已知直线x=﹣2上有一动点Q,过点Q作直线l,垂直于y轴,动点P在l1上,且满足
(O为坐标原点),记点P的轨迹为C.
(1)求曲线C的方程;
(2)已知定点M(
,0),N(
,0),点A为曲线C上一点,直线AM交曲线C于另一点B,且点A在线段MB上,直线AN交曲线C于另一点D,求△MBD的内切圆半径r的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7a550cfe159063e6871496e630fdd9a.png)
(1)求曲线C的方程;
(2)已知定点M(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3389f53711264b0acba3ba6019f8b908.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
您最近一年使用:0次
2019-01-29更新
|
1910次组卷
|
4卷引用:【市级联考】江苏省扬州市2019届高三第一学期期末检测数学试题
【市级联考】江苏省扬州市2019届高三第一学期期末检测数学试题2020届广东省化州市高三第二次模拟数学(理)试题2020届浙江省杭州市高三下学期4月统测模拟数学试题(已下线)专题19 《圆锥曲线与方程》中的轨迹问题(1)-2021-2022学年高二数学同步培优训练系列(苏教版2019选择性必修第一册)
名校
7 . 已知双曲线
(a>0,b>0)的一条渐近线方程为
,则该双曲线的离心率为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f52cb58b6bc5d71030463ba7e28134.png)
您最近一年使用:0次
2019-01-29更新
|
676次组卷
|
9卷引用:【市级联考】江苏省扬州市2019届高三第一学期期末检测数学试题
名校
8 . 双曲线
的渐近线与圆
没有公共点,则双曲线离心率的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ff92e07d0e87dcd417c0e51db24f081.png)
您最近一年使用:0次
2019-01-19更新
|
360次组卷
|
4卷引用:江苏省扬州市2017-2018学年度第一学期期末调研测试高三数学试题
江苏省扬州市2017-2018学年度第一学期期末调研测试高三数学试题(已下线)专题11 圆锥曲线的基本量-《巅峰冲刺2020年高考之二轮专项提升》(江苏)四川省宜宾第三中学2018-2019学年高二11月月考数学试题(已下线)专题13 圆锥曲线常考题型01——直线与圆锥曲线的位置关系中的常见问题及求解策略-【重难点突破】2021-2022学年高二数学上册常考题专练(人教A版2019选择性必修第一册)
名校
9 . 已知正
的边长为2,点
为线段
中垂线上任意一点,
为射线
上一点,且满足
,则
的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fb3243fb9cb0c674ec9e20be9f1674a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68331572c8d87a75c1f117e79128a57f.png)
您最近一年使用:0次
2018-03-06更新
|
406次组卷
|
2卷引用:江苏省扬州市2017-2018学年度第一学期期末调研测试高三数学试题
名校
解题方法
10 . 椭圆
:
,若椭圆
:
,则称椭圆
与椭圆
“相似”.
![](https://img.xkw.com/dksih/QBM/2018/3/5/1895717696946176/1896586720583680/STEM/bf72244586534ba5b864138fb2b733e4.png?resizew=179)
(1)求经过点
,且与椭圆
:
“相似”的椭圆
的方程;
(2)若
,椭圆
的离心率为
,
在椭圆
上,过
的直线
交椭圆
于
两点,且
.
①若
的坐标为
,且
,求直线
的方程;
②若直线
,
的斜率之积为
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/522230546d4b802094e86ceb48c2ba38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4f150ab98bde511e0f65d9bafab031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e7b1cfdf2ed1a4829dcc850dd7294e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4f150ab98bde511e0f65d9bafab031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/522230546d4b802094e86ceb48c2ba38.png)
![](https://img.xkw.com/dksih/QBM/2018/3/5/1895717696946176/1896586720583680/STEM/bf72244586534ba5b864138fb2b733e4.png?resizew=179)
(1)求经过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/937dbb96343b8a9e52718e785e9eda43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/522230546d4b802094e86ceb48c2ba38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271e595c257e4c0ade90a9bbbf0e6b0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4f150ab98bde511e0f65d9bafab031.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711b21672fd907c5c92fee1d649e7003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/522230546d4b802094e86ceb48c2ba38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4f150ab98bde511e0f65d9bafab031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/522230546d4b802094e86ceb48c2ba38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f5384b755a2b0f960606cd61832aa59.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b094cba781181aeb90752170e9ba6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f2f2d7c81cb44416bcdf59419637682.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
②若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3389f53711264b0acba3ba6019f8b908.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2018-03-06更新
|
791次组卷
|
2卷引用:江苏省扬州市2017-2018学年度第一学期期末调研测试高三数学试题