名校
1 . 在平面直角坐标系
中.直线
(t为参数,
为l的倾斜角.
)以坐标原点O为极点,x轴的正半轴为极轴建立极坐标系,圆
,直线l与圆C交于M.N两点.
(1)若直线l的斜率
,求弦MN的中点Q的直角坐标与弦长
的值;
(2)若点
.证明:对任意
,有
为定值.并求出这个定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d93809af9f575753664939d93d3515e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e6b60aec15207d0c144c94f2ec428c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a8f06e3cb3d28fba293a21e7c4411e6.png)
(1)若直线l的斜率
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8e69866076dcff686a05e9e91e61e68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084cf5ffced059f5653ee2a1023518b7.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04eab53049ad5fa477be1958e5141629.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79188647c574441c2414c3781a0ef543.png)
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2022-04-09更新
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2卷引用:湘豫名校2021-2022学年高三下学期4月联考数学(理科)试题
名校
2 . 如图,在直角坐标系中,以原点
为极点,
轴正半轴为极轴建立极坐标系.图中的心型曲线
的极坐标方程为
为曲线
上一动点,曲线
的参数方程为
为参数,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/30/5bd37748-3b01-4e4d-a829-878f30a531b7.png?resizew=155)
(1)若
与
交于
三点,证明:
为定值;
(2)射线
逆时针旋转
后与
交于点
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe4d6fb3e3916b46c2e544eaaba973d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6a3099c2c948513459151da0dce79f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96b463ed27be664efc447bdc4b4aa936.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/30/5bd37748-3b01-4e4d-a829-878f30a531b7.png?resizew=155)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5731a7a079c190e18daa159c67765a41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
(2)射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5784acc1b6ce159c1193b1581eead14.png)
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2022-04-07更新
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4卷引用:陕西省西安中学2022届高三下学期第五次模拟考试理科数学试题
陕西省西安中学2022届高三下学期第五次模拟考试理科数学试题(已下线)押全国卷(理科)第22题 坐标系与参数方程-备战2022年高考数学(理)临考题号押题(全国卷)黑龙江省大庆市大庆中学2022届高三第二次模拟数学(理)试题江西省宜春市上高二中2022届高三5月第十次月考数学(理)试题
3 . 在平面直角坐标系
中,曲线
的参数方程为
,(其中
是参数,
).以坐标原点为极点,
轴正半轴为极轴,建立极坐标系,曲线
的极坐标方程为
.
(1)证明:曲线
过定点;
(2)若曲线
与曲线
无公共点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b917e74c4c06f5efd7de75559b697f12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfb82d86ba75f1ec6304521f2b1353f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07ca22561ce6b9d1e217d13d66af3f99.png)
(1)证明:曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
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7卷引用:青桐鸣2021-2022学年高三3月质量检测理科数学试题
4 . 在直角坐标系
中,曲线
的参数方程是
(
为参数),以坐标原点为极点,
轴的正半轴为极轴建立极坐标系.
(1)求曲线
的极坐标方程;
(2)已知曲线
上两点
,
的极坐标分别为
,
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f44e1237be15d8bef71d0d33cd9f86e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知曲线
![](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/618f23cccdba8f7db0687e9f844509ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c640f9de67df348d9586b63eec7eabd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb149143a2e693abdccd0bb590e51dfb.png)
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5卷引用:河南省重点中学2021-2022学年高三上学期模拟调研(一)数学(文)试题
河南省重点中学2021-2022学年高三上学期模拟调研(一)数学(文)试题河南省重点中学2021-2022学年高三上学期模拟调研(一)数学(理)试题(已下线)河南省名校2021-2022学年高三上学期尖子生11月调研考试数学(理)试题新疆喀什第二中学2022届高三11月月考数学试题黑龙江省哈尔滨市第六中学校2022届高三下学期第一次模拟考试 数学(理)试题
名校
5 . 在平面直角坐标系中,P为曲线
(
为参数)上的动点,将P点纵坐标不变,横坐标变为原来的一半得Q点.记Q点轨迹为
,以坐标原点
为极点,
轴非负半轴为极轴建立极坐标系.
(1)求证:曲线
的极坐标方程为
;
(2)
是曲线
上两点,且
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9d0427cf88f3b650c59cc6778ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求证:曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/549ea649efbff82eb432cdcc5cdd73b9.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9faea4deadc69fec42afab055f464340.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43e651a7faef2db0444fe157613b5779.png)
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2021-03-06更新
|
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3卷引用:陕西省西安中学2021届高三下学期第二次模拟考试数学(文)试题
名校
解题方法
6 . 在新中国成立70周年国庆阅兵庆典中,众多群众在脸上贴着一颗红心,以此表达对祖国的热爱之情.在数学中,有多种方程都可以表示心型曲线,其中有著名的笛卡尔心型曲线.如图,在直角坐标系中,以原点O为极点,x轴正半轴为极轴建立极坐标系.图中的曲线就是笛卡尔心型曲线,其极坐标方程为
,M为该曲线上的任意一点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/14/a032092a-3f11-4bbc-a62d-87bf35df53f7.png?resizew=157)
(1)当
时,求M点的极坐标:当M的极角为
时,求它的极径;
(2)若过极点的直线
与该曲线相交于两点A,B,求证:弦长
为定值,并求出这个定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad655f4f1fe74ae7f018fd0ef2711a36.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/14/a032092a-3f11-4bbc-a62d-87bf35df53f7.png?resizew=157)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a07205bc511042fdda781b84436fb157.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f99376e6b053ffd21b179108c18c3d3.png)
(2)若过极点的直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
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2021-07-24更新
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840次组卷
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4卷引用:贵州省贵阳市第一中学2021届高三下学期高考适应性月考卷(五)数学(理)试题
贵州省贵阳市第一中学2021届高三下学期高考适应性月考卷(五)数学(理)试题贵州省贵阳市第一中学2021届高三下学期高考适应性月考卷(五)数学(文)试题(已下线)专题22 坐标系与参数方程-备战2022年高考数学(理)母题题源解密(全国甲卷)(已下线)专题22 坐标系与参数方程-备战2022年高考数学(文)母题题源解密(全国甲卷)
名校
7 . 已知在直角坐标系
中,曲线
的参数方程为
(
为参数),曲线
经过伸缩变换
:
,得到曲线
,以坐标原点为极点,
轴的正半轴为极轴建立极坐标系.
(1)求曲线
的极坐标方程;
(2)若
,
为曲线
上的两点,且满足
,证明:
为定值,并求出此定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0f0b3463a7e4c78dc8c16e06bbb9bf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0048a15fc809cbdc75c85ea2f90f61a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)若
![](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/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dcb4841ae7bb1d5f91837094cdfcf2c.png)
您最近一年使用:0次
2021-07-27更新
|
929次组卷
|
4卷引用:贵州省贵阳市第一中学2021届高三下学期高考适应性月考卷(六)数学(理)试题
贵州省贵阳市第一中学2021届高三下学期高考适应性月考卷(六)数学(理)试题贵州省贵阳市第一中学2021届高三下学期高考适应性月考卷(六)数学(文)试题(已下线)专题22 坐标系与参数方程-备战2022年高考数学(理)母题题源解密(全国甲卷)(已下线)专题22 坐标系与参数方程-备战2022年高考数学(文)母题题源解密(全国甲卷)
名校
解题方法
8 . 直角坐标系
中,以坐标原点为极点,以
轴正半轴为极轴,建立极坐标系,曲线
的极坐标方程为
.
(1)曲线
与直线
:
交于
,
两点,求
;
(2)曲线
的参数方程为
(
,
为参数),当
时,若
与
有两个交点,极坐标分别为
,
,求
的取值范围,并证明
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a96024cf288b721471537d2c8e45790f.png)
(1)曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35c7afba7fa24b295454141892a5a986.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)
(2)曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a709b826b06d39133fbdc3943a726483.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45ba6b6aa6c3f9faba6b03bc193a6e61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6eec7d75a66a4407631f75320bb8b15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ae7970f9d4bf5cbb2931aea0895927d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/122c6f6224e7cb567cde925dd7484935.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b17d334659e2ec80210dd2889c6ba74.png)
您最近一年使用:0次
2021-05-05更新
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4卷引用:贵州省普通高等学校招生2021届高三适应性测试(3月)数学(理)试题
9 . 在平面直角坐标系中,曲线
的参数方程为
(
为参数).以原点
为极点,
轴的非负半轴为极轴建立极坐标系,直线
的极坐标为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7cab5a7fcb6721b34b7a2aa6df13de2.png)
(1)求曲线
的普通方程与直线
的直角坐标方程;
(2)设直线
与曲线
交于
两点,点
的坐标为
,证明:直线
关于
轴对称.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbd494adc8e1ca5cc8613069218f97c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/152236216f8d1cb39b261108e8fc8b9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7cab5a7fcb6721b34b7a2aa6df13de2.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)设直线
![](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/8ce066003c0a1f0879cbca2f32802e9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a812a9b58ccba331cfd21d244329af01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/790ef3382b1c731f2885eecfd92c2a86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2021-01-14更新
|
460次组卷
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9卷引用:四川省眉山市2020-2021学年高三上学期第一次诊断性考试文科数学试题
四川省眉山市2020-2021学年高三上学期第一次诊断性考试文科数学试题四川省资阳市2020-2021学年高三上学期第二次诊断性考试 数学(理)试题四川省广元市2020-2021学年高三上学期一诊数学理科试题四川省眉山市2020-2021学年高三上学期第一次诊断性考试理科数学试题四川省资阳市2020-2021学年高三上学期第二次诊断性考试 数学(文)试题四川省遂宁市2020-2021学年高三上学期第一次诊断性数学理科试题 四川省仁寿县文宫中学2021-2022学年高二下学期期中考试数学(文科)试卷四川省双流棠湖中学2023-2024学年高三上学期10月月考理数试题四川省双流棠湖中学2023-2024学年高三上学期10月月考数学(文)试题
10 . 在平面直角坐标系中,以坐标原点为极点,
轴的非负半轴为极轴建立极坐标系,若曲线
的极坐标方程为:
.
(1)求曲线
的直角坐标方程;
(2)已知
,过点
作直线
交曲线
于
两点,证明:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f63d6fce5efef48a4e31134cd89179f9.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/248909c543977b1a7490bc01fcf44d2e.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c552f7bc957eed6b29e76b1b556d2e9.png)
您最近一年使用:0次
2020-09-22更新
|
207次组卷
|
4卷引用:江西九江市第一中学2019—2020学年度高二下学期期末考试数学(理科)试题