设直线
的参数方程为
(
为参数),直线
的方程为
,若直线
与
间的距离为
,则实数
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6898c503f7be57024344b2c90aafbdac.png)
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2010·广东揭阳·一模 查看更多[2]
更新时间:2019-01-30 18:14:09
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【推荐1】直线x-2y-1=0与直线2x-4y+C=0的距离为
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【推荐2】已知直线l1:2x-y+a=0,l2:4x-2y-1=0,若直线l1,l2的距离等于
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【推荐1】直角坐标系
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【推荐2】已知直线参数方程为
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