20-21高一·全国·课后作业
1 . 如图,已知四边形
为平行四边形,
与
相交于
,
,
,设
,
,试用基底
表示向量
,
,
.
![](https://img.xkw.com/dksih/QBM/2021/1/5/2629798270656512/2630474651615232/STEM/2d86322635f14f769ca132cdc88303c6.png?resizew=265)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96a68b40be60af9597d7c959484e235c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65eea4334bad04229d19044948d7da35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e7a93a1399ff7a2bde342652479241b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3b54aa2b7f9adf409f0ce8e00615432.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3908e03d141b78d56043b00617f900e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/888afd002858f23a84a8755a002bed7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0b839f1105b095a1b2b9d09e53b31b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dd4b9ad667f6da79bc3a5737cbc1eee.png)
![](https://img.xkw.com/dksih/QBM/2021/1/5/2629798270656512/2630474651615232/STEM/2d86322635f14f769ca132cdc88303c6.png?resizew=265)
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5卷引用:宁夏银川三沙源上游学校2020-2021学年高一下学期月考(二)数学(文)试题
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