已知
是直线l的方向向量,
是平面
的法向量.
(1)若
,求a,b的关系式;
(2)若
,求a,b的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602b6754ed762c2e92cd7b58a010ddb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87bf2020d0ef698c58a5ad3c700cf53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daac3b69009a27d28fa04fd88c9bb102.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e380108ba2cf04e68a5a9393d2b921c.png)
更新时间:2021-02-06 22:38:34
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名校
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