1 . 已知点
是平面直角坐标系
异于
的任意一点,过点
作直线
:
及
:
的平行线,分别交
轴于
,
两点,且
.
(1)求点
的轨迹
的方程;
(2)在
轴正半轴上取两点
,
,且
,过点
作直线
与轨迹
交于
,
两点,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/920fdf4cd0153c43eb7b9130b86de598.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8fb9c904677e3438a50b06a6f7d59af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.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/9edaf1ef67f6fcad70c28c714c783443.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d7a6fd6d651ae341154c2e40928d628.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/887acafd03554546c63379f07b895265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c4ff1bb82eab351296b58b6a302a017.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.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/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2577ec6a64d82c455a45227686cdd05e.png)
您最近一年使用:0次
2021-03-22更新
|
225次组卷
|
5卷引用:新疆维吾尔自治区2021届高三普通高考第一次适应性检测数学(文)试题
解题方法
2 . 如图,在三棱锥
中,平面
平面
是等边三角形,
,
分别是
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/a03837f5-597f-4633-865b-13e1fe57a0df.png?resizew=145)
(1)求证
;
(2)求二面角
的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d077f6da8b2c00b152d4679aa2ed7f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eafd509d9cc5c7618aee2967105364b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fc060366fff50795ac657153653117e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7490886e2807c7b8a4fa57d99c4dc3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8d25599d59d4b2f54f8537108fdcc41.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/a03837f5-597f-4633-865b-13e1fe57a0df.png?resizew=145)
(1)求证
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d7e56367ffbcd363e8734d9314750b5.png)
(2)求二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f2edd3e5b926b9bb6e34ef4ada50914.png)
您最近一年使用:0次
解题方法
3 . 在四棱锥
中,底面
为菱形,平面
平面
,
为等边三角形,
为
中点.
![](https://img.xkw.com/dksih/QBM/2021/2/24/2664907416420352/2666441856065536/STEM/511ac4c7-d4db-4f24-bd30-5647810246a9.png)
(1)求证:
平面
.
(2)若
,三棱锥
的体积为
,求二面角
的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93edc7bb513f40a89173121c8570cd65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55a675310c8ba418e5a59beb7317e21e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://img.xkw.com/dksih/QBM/2021/2/24/2664907416420352/2666441856065536/STEM/511ac4c7-d4db-4f24-bd30-5647810246a9.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/373f735f0f04d11f1951eaef1bb78b6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34be4e71cabf458f17a6cd7f24bc70af.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00bab2c27eac56fffa4cd7dbe1dcdf1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2ddb072b9b84cf6ff71fc4ce8bce1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8607b89dbc72e634adb0a9a8faa8e33.png)
您最近一年使用:0次
名校
解题方法
4 . 如图,在直四棱柱
中,底面
为矩形,
,
在棱
上.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/12/395b7a45-708f-495b-b926-e138e47bda9e.png?resizew=158)
(1)若
为
的中点,求证:平面
平面
;
(2)若二面角
的余弦值为
时,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5123bb63aa67fe23f5dd3e19fa4b4571.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/12/395b7a45-708f-495b-b926-e138e47bda9e.png?resizew=158)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/addc18d788c8ea6a6b6bb01515b620a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34be4e71cabf458f17a6cd7f24bc70af.png)
(2)若二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2608c0af8b1da70e2d67e404ffe75e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ccf0c04aa941ba20d5f4c6068b46b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
您最近一年使用:0次
2021-01-09更新
|
116次组卷
|
2卷引用:新疆2021届高三年级第一次联考数学(理)试题
5 . 已知动圆E经过定点D(1,0),且与直线x=-1相切,设动圆圆心E的轨迹为曲线C.
(1)求曲线C的方程;
(2)设过点P(1,2)的直线l1,l2分别与曲线C交于A,B两点,直线l1,l2的斜率存在,且倾斜角互补,证明:直线AB的斜率为定值.
(1)求曲线C的方程;
(2)设过点P(1,2)的直线l1,l2分别与曲线C交于A,B两点,直线l1,l2的斜率存在,且倾斜角互补,证明:直线AB的斜率为定值.
您最近一年使用:0次
2020-12-07更新
|
1087次组卷
|
11卷引用:新疆部分地区2024届高三高考素养调研第二次模拟考试数学试题
(已下线)新疆部分地区2024届高三高考素养调研第二次模拟考试数学试题【全国省级联考】黑龙江省2018届高三仿真模拟(四)数学(理科)试题【全国省级联考】黑龙江省2018年普通高等学校招生全国统一考试仿真模拟(四)数学(文科)试卷(已下线)专题9.9 圆锥曲线的综合问题(精练)-2021年高考数学(理)一轮复习讲练测(已下线)第九单元 解析几何(B卷 滚动提升检测)-2021年高考数学(理)一轮复习单元滚动双测卷安徽省阜阳市颍州区第三中学2019-2020学年高二上学期期末数学(文)试题(已下线)【新教材精创】3.3.2+抛物线的简单几何性质(2)+导学案-人教A版高中数学选择性必修第一册(已下线)第九课时 课后 3.3.2 第2课时 抛物线的方程及性质的应用沪教版(2020) 选修第一册 精准辅导 第2章 2.4(2) 抛物线的性质云南省大理市大理州实验中学2021-2022学年高二下学期见面考试数学试题广东省茂名市高州中学2023-2024学年高二下学期3月滚动测试数学试题
名校
解题方法
6 . 如图,四棱锥
的底面
为平行四边形,
底面
,
,
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/11/98ec5769-81b8-4a3a-bc3c-258c098986d7.png?resizew=160)
(Ⅰ)求证:平面
平面
;
(Ⅱ)若E是侧棱
上的一点,且
与底面
所成的是为45°,求二面角
的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e075468e7fb0bf30229aec01a7205977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68b40d0d2f3cdd8981bb792ad87efb42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d4746df85049d1651d3f6c30212a7a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e713f0ba80e87438cf6273fb00cb81a7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/11/98ec5769-81b8-4a3a-bc3c-258c098986d7.png?resizew=160)
(Ⅰ)求证:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01fd62e77db4a587a7c3a0f9044cc216.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f747eb5b2d21c9de962cbfd4ec4bb7.png)
(Ⅱ)若E是侧棱
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98e384e0ffc3d599303b77ee2a12221e.png)
您最近一年使用:0次
2020-06-20更新
|
1211次组卷
|
4卷引用:新疆2020届普通高考高三第二次适应性检测理科数学
名校
解题方法
7 . 在平面直角坐标系
中,已知椭圆
的焦距为2,离心率为
,椭圆的右顶点为
.
(2)过点
作直线
交椭圆于两个不同点
,
,求证:直线
,
的斜率之和为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcba5c93bd4035937949aafa0c354106.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.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/84d454c82d9e52747563d47b68099249.png)
您最近一年使用:0次
2020-09-06更新
|
2293次组卷
|
12卷引用:【全国市级联考】新疆维吾尔自治区乌鲁木齐地区2018届高三5月适应性训练数学(理)试题
【全国市级联考】新疆维吾尔自治区乌鲁木齐地区2018届高三5月适应性训练数学(理)试题【全国市级联考】新疆乌鲁木齐地区2018届高三5月适应性训练数学文试题2016-2017学年江苏苏锡常镇四市高三教学情况调研(一)数学试卷宁夏石嘴山市第三中学2019-2020学年高三第四次高考适应性考试数学(理)试题2020届重庆市北碚区高三上学期第一次诊断性考试数学试题2020届江苏省南通市如东县栟茶高级中学高三上学期第三次月考数学试题广东省佛山市禅城区佛山第一中学2022届高三上学期10月月考数学试题【全国百强校】江西省抚州市金溪县第一中学2018-2019学年高二12月月考数学(文)试题【全国百强校】江西省南昌市第十中学2018-2019学年高二上学期第二次月考数学(文)试题人教A版(2019) 选择性必修第一册 第三章 圆锥曲线的方程 单元测试陕西省渭南市大荔县2020-2021学年高二上学期期末数学(理)试题河南省济源市第四中学2023-2024学年高二上学期12月考数学试卷
解题方法
8 .
为坐标原点,椭圆
:
的离心率为
,椭圆
的右顶点为
.设
,
是
上位于第二象限的两点,且满足
,
是弦
的中点,射线
与椭圆交于点
.
(1)求证:直线
与直线
斜率的乘积为
;
(2)若
,求椭圆
的标准方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
![](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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbcaba71feda15ec96bc3c7351bfff20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f0009063fe00277645aff1be6e32471.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)求证:直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f0009063fe00277645aff1be6e32471.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3389f53711264b0acba3ba6019f8b908.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6017ce608faa4c6da53dba24015505d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
解题方法
9 . 如图所示,四棱柱
的侧棱与底面垂直,底面
是菱形,四棱锥
的顶点
在平面
上的投影恰为四边形
对角线的交点
,四棱锥
和四棱柱
的高相等.
![](https://img.xkw.com/dksih/QBM/2020/7/30/2516895519547392/2517208957730816/STEM/a4be1ec7662c4b08941b126c4548be9b.png?resizew=182)
(1)证明:
平面
;
(2)若
,
,求平面
与平面
所成的二面角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632f2bf1cd0435041fa04b01901d1c8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632f2bf1cd0435041fa04b01901d1c8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f919bd3dde10dbbc076f7ec5149699.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://img.xkw.com/dksih/QBM/2020/7/30/2516895519547392/2517208957730816/STEM/a4be1ec7662c4b08941b126c4548be9b.png?resizew=182)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa69a2247ad4d5231aa361349b12f97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50fc25927a6862b6643bcfebefc44873.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb8fb552b9e21dbaba74d11aa747790.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b4afa61e0bcb124aec52ad0cc84fd94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b7c83470489253394bd288d7c920df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3da630440d6d416f19ee22c8431c882.png)
您最近一年使用:0次
2020-07-30更新
|
340次组卷
|
3卷引用:新疆乌鲁木齐市2024届高三高考模拟测试数学试题
解题方法
10 . 已知椭圆
:
右焦点为
,
为椭圆上异于左右顶点
,
的一点,且
面积的最大值为
.
(Ⅰ)求椭圆
的标准方程;
(Ⅱ)若直线
与直线
交于点
,线段
的中点为
,证明直线
平分
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be92f0e0012a7696c78e3e00513edefd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.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/2205cffebf8c4d5f81d15ed7b85c8936.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2d52429c8324350309f77e7209a5c35.png)
(Ⅰ)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(Ⅱ)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54b53b86bd516400d6fa7dabb3603f31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb6ede9761b5b90f8dc137708e1ee90f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2273ae1ee99cec9c1304323bc9ebf75f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2d4ab4f05dbd1a4301ed0dc4c73aa75.png)
您最近一年使用:0次
2020-06-20更新
|
541次组卷
|
4卷引用:新疆乌鲁木齐地区2020届高三年级第三次质量监测理科数学试题