定义:直线L1与L2相交于点0,对于平面内任意一点M,点M到直线L1,L2的距离分别为p,q,则称有p,b,则称有序数对(p,q)根据上述定义,“距离坐标”是(1,2)的个数是:A.2 B.3 c .4 D.5
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![定义:直线L1与L2相交于点0,对于平面内任意一点M,点M到直线L1,L2的距离分别为p,q,则称有p,b,则称有序数对(p,q)根据上述定义,“距离坐标”是(1,2)的个数是:A.2 B.3 c .4 D.5](/uploads/image/z/6280700-68-0.jpg?t=%E5%AE%9A%E4%B9%89%EF%BC%9A%E7%9B%B4%E7%BA%BFL1%E4%B8%8EL2%E7%9B%B8%E4%BA%A4%E4%BA%8E%E7%82%B90%2C%E5%AF%B9%E4%BA%8E%E5%B9%B3%E9%9D%A2%E5%86%85%E4%BB%BB%E6%84%8F%E4%B8%80%E7%82%B9M%2C%E7%82%B9M%E5%88%B0%E7%9B%B4%E7%BA%BFL1%2CL2%E7%9A%84%E8%B7%9D%E7%A6%BB%E5%88%86%E5%88%AB%E4%B8%BAp%2Cq%2C%E5%88%99%E7%A7%B0%E6%9C%89p%2Cb%2C%E5%88%99%E7%A7%B0%E6%9C%89%E5%BA%8F%E6%95%B0%E5%AF%B9%EF%BC%88p%2Cq%EF%BC%89%E6%A0%B9%E6%8D%AE%E4%B8%8A%E8%BF%B0%E5%AE%9A%E4%B9%89%2C%E2%80%9C%E8%B7%9D%E7%A6%BB%E5%9D%90%E6%A0%87%E2%80%9D%E6%98%AF%EF%BC%881%2C2%EF%BC%89%E7%9A%84%E4%B8%AA%E6%95%B0%E6%98%AF%EF%BC%9AA.2+B.3+c+.4+D.5)
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