如图所示,已知
,点
是点
关于点
的对称点,
,
和
交于点
,若
,则实数
的值为_______ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d02b0e4c73c66ca8edc3c2997df8348e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
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19-20高一上·广东深圳·期末 查看更多[8]
广东省深圳市宝安区2019-2020学年高一上学期期末数学数学试题(已下线)第12讲 向量的坐标表示(练习)-【教育机构专用】2021年春季高一数学辅导讲义(沪教版2020必修第二册)(已下线)高一期末押题03-2020-2021学年高一数学下学期期末专项复习(沪教版2020)(已下线)第8章 平面向量(能力提升)-2020-2021学年高一数学下册单元测试定心卷(沪教版2020必修第二册)天津市北京师范大学静海附属学校2021-2022学年高一下学期期中数学试题甘肃省民勤县第一中学2021-2022学年高一下学期第一次月考数学试题山东省烟台栖霞市第一中学2022-2023学年高三上学期第一次月考数学试题四川省凉山州民族中学2023-2024学年高一下学期3月月考数学试题
更新时间:2020-12-28 12:19:28
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外;
⑤若
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在
内.
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②若
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⑤若
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