题文
设x,y∈R,向量![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/b8b06f0699a81b8f250e11766cfac382.png)
=(x,1),
![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/0d8f2bbb9d7d57e06db421d23fb279f3.png)
=(1,y),
![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/5d8f683b9c7838da0d3f438f55a16cb8.png)
=(2,-4)且
![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/17085e32be0b7e1ec8f306349373c214.png)
⊥
![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/5f6732bc40cea4a9dd2f76a8b09d4794.png)
,
![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/f060a0bed86d83a5533a4b175dab7da4.png)
∥
![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/0e2ff656196e8aa50e94cafad823d7ce.png)
,则|
![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/094accc42fe41d494c6859422d84bc4c.png)
+
![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/2dd90232baa58bf69893725e7d41818c.png)
|=[ ]A.
![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/6d3f47e7934acc220a18def77f6f8c58.png)
B.
![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/a8827c4d65ef2a3c39060c67435a5bc1.png)
C.
![设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10 设x,y∈R,向量=,=,=且⊥,∥,则|+|=[ ]A. B. C. D.10](https://www.mshxw.com/file/tupian/20210916/ff54560e43e0a0bb7c10bd5bda9c1f66.png)
D.10 题型:未知 难度:其他题型
答案
B解析
该题暂无解析
考点
据考高分专家说,试题“设x,y∈R,向量=(x,1),=.....”主要考查你对 [向量模的计算 ]考点的理解。
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