名校
解题方法
1 . 如图,在四棱锥O-ABCD中,底面ABCD是边长为1的菱形,∠ABC=
,OA⊥平面ABCD,OA=2,M为OA的中点,N为BC的中点.
![](https://img.xkw.com/dksih/QBM/2021/6/17/2744962996240384/2798963204136960/STEM/29f48fd4-090c-434d-81d8-ea286bc9cd09.png?resizew=193)
(1)画出平面AMN与平面OCD的交线(保留作图痕迹,不需写出作法);
(2)证明:直线MN//平面OCD;
(3)求异面直线AB与MD所成角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.png)
![](https://img.xkw.com/dksih/QBM/2021/6/17/2744962996240384/2798963204136960/STEM/29f48fd4-090c-434d-81d8-ea286bc9cd09.png?resizew=193)
(1)画出平面AMN与平面OCD的交线(保留作图痕迹,不需写出作法);
(2)证明:直线MN//平面OCD;
(3)求异面直线AB与MD所成角的大小.
您最近一年使用:0次
解题方法
2 . 如图,在三棱柱
中,
平面
,
,
,
是
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/f0f57503-638c-456c-9b58-2154cb2356c8.png?resizew=143)
(1)求异面直线
与
所成角的大小;
(2)在线段
上是否存在点
,使得
平面
?如果存在,请在图中作出点
,(不写做法,但保留作图痕迹)并加以证明;如果不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5845ccc0d735dc14c92a8926d9b1def6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad8cdac774862a0b18d46f790ac39f25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/080ca48cd27d4bf9d9ef084b558fc17a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/f0f57503-638c-456c-9b58-2154cb2356c8.png?resizew=143)
(1)求异面直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bb49fdc6b6bbb2449fdf8a0de769d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(2)在线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ee8456443402a25b1e25d35ff7e1c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b78172568aac9805d2ea2d5f742bf80c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e168672b47d7e64dc1b404f8882c7dcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
您最近一年使用:0次
名校
3 . 如图,多面体
中,面
为正方形,
平面
,
,且
,
,
为棱
的中点,
为棱
上的动点,有下列结论:
①当
为
的中点时,
平面
;
②存在点
,使得
;
③当
为
的中点时,直线GH与BE所成角的余弦值为
;
④三棱锥
的外接球的表面积为
.
其中正确的结论序号为______ .(填写所有正确结论的序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1019c0405370c673e37b46c066eba839.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb3f9a5da641be35117fd35ba07a6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8d2d217e9bcd059908f117dfc4d4259.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb3f9a5da641be35117fd35ba07a6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09c7e72ef83184b96b12a51daf32c220.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95893879ed5feeef3cb2cf68a1a88632.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3362a45b72536c714c5107b0ae94f1c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/764509115979e9958101808383672ec0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a6c6e7c025362c46a64a8956761f08e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/22/b4af39c4-b247-4220-b17e-46dd0451f435.png?resizew=164)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a6c6e7c025362c46a64a8956761f08e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4193fb98c610f41f9a6c89d046f13d32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d09072f5be97caf5e942ae8fc16b0bf.png)
②存在点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d3f8b5c2dba20d42a8c551cd75a38fe.png)
③当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a6c6e7c025362c46a64a8956761f08e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24c14ff9b66f21c05e52dc3c8908c2df.png)
④三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f26712d1a7a5864cd18498f16f7bd96c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e95a79288fcb7e47fba4410722e2bc6.png)
其中正确的结论序号为
您最近一年使用:0次
名校
4 . 已知正方体
的棱长为2,若P是线段
上的动点(包括端点),则下列说法正确的有___________ (填写所有正确结论的编号)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/14/87d68cc7-68d8-4676-8d09-772c32209983.png?resizew=178)
①
;
②直线AP与直线BD所成角的取值范围为
;
③三棱锥
中,点
到面
的距离为定值
;
④过点P且平行于平面
的平面被正方体
截得的多边形的面积为
;
⑤若点Q在四边形
内(包括边界)运动,点F是棱
的中点,
平面
,则点
的轨迹的长度为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cfbc0b5a8fbde804bd8425a4b76d207.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/14/87d68cc7-68d8-4676-8d09-772c32209983.png?resizew=178)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2ccdd87b7ea0667fb405c305c6a497a.png)
②直线AP与直线BD所成角的取值范围为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc113f7f4bfb97e441d3adb1b68bd5f6.png)
③三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/114ecab0ab272ea86979fb8cf0d1c32b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7935fe3125f247b7bea4f065ce9ad985.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ccf0c04aa941ba20d5f4c6068b46b.png)
④过点P且平行于平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7935fe3125f247b7bea4f065ce9ad985.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
⑤若点Q在四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e168672b47d7e64dc1b404f8882c7dcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a851907ada2ac2c3c4880a6736d28a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/501ad30a38299bb5d4577ce681ca210a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83e0d886ac00c4a5c0fe764d566ec62f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
您最近一年使用:0次
名校
解题方法
5 . 在长方体
中,底面
是边长为4的正方形,
,过点
作平面
与
分别交于M,N两点,且
与平面
所成的角为
,给出下列说法:
![](https://img.xkw.com/dksih/QBM/2022/7/5/3016088399233024/3016996132487168/STEM/59a23e98b8ba4cb5a36690fa638e3342.png?resizew=255)
①异面直线
与
所成角的余弦值为
;
②
平面
;
③点B到平面
的距离为
;
④截面
面积的最小值为6.
其中正确的是__________ (请填写所有正确说法的编号)
![](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/e8d927585a17c2e98ef7d5a9589a26ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9df7fc746f8c4801d8f2f0471ba3297e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://img.xkw.com/dksih/QBM/2022/7/5/3016088399233024/3016996132487168/STEM/59a23e98b8ba4cb5a36690fa638e3342.png?resizew=255)
①异面直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e26d9636ad77369535852c6e4493446a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7f6f93171329d508d491143b9d71f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8459f5f41754890d52b74652ef1f3af1.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/896e293411e2fd0da215ff20781cb36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4508dc6d9c91157836be679c0543cac.png)
③点B到平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b0a582c36d62d83c16425b2f54b4354.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e53a3f4fbfdc9d743be259cb8a7b6b2f.png)
④截面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e74395b07e8153a0ef0bbcb5881013f.png)
其中正确的是
您最近一年使用:0次
2022-07-06更新
|
1304次组卷
|
8卷引用:河南省洛阳市创新发展联盟2022-2023学年高三摸底考试理科数学试题
6 . 下列事件:
①空间任意三点可以确定一个平面;
②367个人中至少有两个人的生日在同一天;
③6个人的生日在不同月份;
④掷两次骰子,点数和不小于2;
⑤两条异面直线所成角为钝角.
其中,______ 是不确定事件,______ 是必然事件,______ 是不可能事件(填写序号).
①空间任意三点可以确定一个平面;
②367个人中至少有两个人的生日在同一天;
③6个人的生日在不同月份;
④掷两次骰子,点数和不小于2;
⑤两条异面直线所成角为钝角.
其中,
您最近一年使用:0次
2023-02-06更新
|
495次组卷
|
7卷引用:沪教版(2020) 必修第三册 高效课堂 第十二章 单元测试
沪教版(2020) 必修第三册 高效课堂 第十二章 单元测试(已下线)10.1.1 有限样本空间与随机事件+10.1.2 事件的关系和运算 (精讲)-【精讲精练】2022-2023学年高一数学下学期同步精讲精练(人教A版2019必修第二册)(已下线)10.1 随机事件与概率(精讲)-2022-2023学年高一数学一隅三反系列(人教A版2019必修第二册)(已下线)10.1.1有限样本空间与随机事件(分层作业)(已下线)10.1.1-10.1.2 有限样本空间与随机事件、事件的关系和运算-《考点·题型·技巧》(已下线)10.1.1有限样本空间与随机事件(课件+练习)-【超级课堂】(已下线)10.1.1?有限样本空间与随机事件——课堂例题
名校
解题方法
7 . 如图,在直四棱柱
中,当底面ABCD满足条件___________ 时,有
.(只需填写一种正确条件即可)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/442beba7ef17d73029f5aeff3d944c04.png)
您最近一年使用:0次
2021-12-21更新
|
1059次组卷
|
9卷引用:北京市北京理工大学附属中学2021-2022学年高二12月月考数学试题
北京市北京理工大学附属中学2021-2022学年高二12月月考数学试题宁夏银川唐徕回民中学2021-2022学年高一上学期期末考试数学试题(已下线)13.2.3直线与平面位置关系(2)线面垂直的判定与性质(备作业)-【上好课】2021-2022学年高一数学同步备课系列(苏教版2019必修第二册)(已下线)第04讲 空间直线、平面的垂直 (高频考点—精练)(已下线)广东省2022届高三一模数学试题变式题11-16(已下线)模块四 专题1 小题入门夯实练(3)(人教B)(已下线)第一章 点线面位置关系 专题二 空间垂直关系的判定与证明 微点4 空间垂直关系的判定与证明综合训练【培优版】江西省南昌市豫章中学2024届高三下学期5月模拟(三模)数学试题(B卷)(已下线)核心考点8 立体几何中综合问题 A基础卷 (高一期末考试必考的10大核心考点)
解题方法
8 . 在棱长为1的正方体
中,
为底面
的中心,
是棱
上一点,且
,
,
为线段
的中点,给出下列命题:
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/11/b3b303f8-4645-4fb4-aae0-da651ab57e9e.png?resizew=170)
①
四点共面;
②三棱锥
的体积与
的取值有关;
③当
时,
;
④当
时,过
三点的平面截正方体所得截面的面积为
.
其中正确的有__________ (填写序号).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0424446817f60c18f8e4e3cc202ad99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/394c5d2f55221975503be8aa18022480.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfa920e346a3d79b7ecfa395b8e72b1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee72261f6901e62dfd0ffe547406544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84d454c82d9e52747563d47b68099249.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/11/b3b303f8-4645-4fb4-aae0-da651ab57e9e.png?resizew=170)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ae45d5c4c2e34bf01e860748b1d22c7.png)
②三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9933c392d85e51aba78e72468363579b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
③当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61c1eccad7857ccae05562abaaf10d25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/558e11d700481dc414d5d073b4b88a3d.png)
④当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73b3cf0f585938ede9eca890a6eb326d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4aee887d79c104f7d37fafa312aef6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e45dbe14b2b2e3bf724be3f391b8ddf.png)
其中正确的有
您最近一年使用:0次
2022-12-10更新
|
263次组卷
|
3卷引用:四川省遂宁市遂宁高级实验学校2022-2023学年高二上学期期中数学(理)试题
9 . (1)在
中,若
,则
一定是__________ 三角形
请填写锐角,直角,或钝角![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
(2)
中,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f774cd650f14c8f6e4fe0c6a432768bb.png)
_________ .
(3)已知复数z满足
,则
的最小值是________ .
(4)如图所示,空间四边形ABCD中,两条对边
,
分别是另外两条对边
上的点,且
,则异面直线AB和CD所成角的大小为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30ee200d87dc576c5259be96bc0431c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a301324443eb93b467134a86890dd9ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc56eba6d1e1c9d293d648a756de4e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f774cd650f14c8f6e4fe0c6a432768bb.png)
(3)已知复数z满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/839ba7c0f1fc30151d18a2e337951dd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf22958b9d397bce8d3b950c8fefbae8.png)
(4)如图所示,空间四边形ABCD中,两条对边
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51e0f9d0d28bfb81ad132e0064402573.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad056c25c0fdcbcc765eb5cbc6093f2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d93949d8a15aca4e79cedb978590571.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65367e9651ecd42fce6a7ae585a5d4a3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/13/fb8817ed-8550-418d-a744-bf78d0539598.png?resizew=167)
您最近一年使用:0次
名校
解题方法
10 . 如图,
为正方体,下面结论中正确的是___ .(填写所有正确结论的编号)
![](https://img.xkw.com/dksih/QBM/2021/10/13/2828421454585856/2828718671978496/STEM/fcd636fd36e049ea83d2dcc4a938776a.png?resizew=239)
①![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
平面
;
②![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fe734023d4e70010a6b2cc3267cb86e.png)
平面
;
③
与底面
所成角的正切值是
;
④过点
与异面直线
与
成
角的直线有
条.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://img.xkw.com/dksih/QBM/2021/10/13/2828421454585856/2828718671978496/STEM/fcd636fd36e049ea83d2dcc4a938776a.png?resizew=239)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1633988fd62a652de726ee92a917b52d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2bf9ef324f1289e205e29fed105c38e.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fe734023d4e70010a6b2cc3267cb86e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1633988fd62a652de726ee92a917b52d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13cfdc6224181d44e63aab43ddaf07ef.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fe734023d4e70010a6b2cc3267cb86e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e168672b47d7e64dc1b404f8882c7dcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
④过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fd4c85bb98a2a0afddd7ed92578ad2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5bca00fa20e6e80480b9d06d2e52ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
您最近一年使用:0次
2021-10-13更新
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535次组卷
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11卷引用:河北省张家口市2018-2019学年高一下学期数学试题
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