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解题方法
1 . 设直线
,直线
.当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
_____ 时,
;当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__ 时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/978ad3f686c49e122d1ba9988d27a7fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35c93fb2374be7a61efcd8014a541fd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1095c036b49c3327baaa2c3c7f746134.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce08b357f11ef44c3e8207ac574422a.png)
您最近一年使用:0次
2022-12-05更新
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177次组卷
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4卷引用:广东省汕头市达濠华侨中学2020-2021学年高二上学期期末联考数学试题