10,点A1,A2,A3,…,An(n为正整数)都在数轴上.点A1在原点O的左边,且A1 O=点A1、 A2、 A3、 …、 An(n为正整数)都在数轴上.点A1在原点O的左边,且A1 O=1;点A2在点A1的右边,且A2A1=2;点A3在点A2的左边,且A3
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![10,点A1,A2,A3,…,An(n为正整数)都在数轴上.点A1在原点O的左边,且A1 O=点A1、 A2、 A3、 …、 An(n为正整数)都在数轴上.点A1在原点O的左边,且A1 O=1;点A2在点A1的右边,且A2A1=2;点A3在点A2的左边,且A3](/uploads/image/z/12682193-41-3.jpg?t=10%2C%E7%82%B9A1%2CA2%2CA3%2C%E2%80%A6%2CAn%28n%E4%B8%BA%E6%AD%A3%E6%95%B4%E6%95%B0%29%E9%83%BD%E5%9C%A8%E6%95%B0%E8%BD%B4%E4%B8%8A.%E7%82%B9A1%E5%9C%A8%E5%8E%9F%E7%82%B9O%E7%9A%84%E5%B7%A6%E8%BE%B9%2C%E4%B8%94A1+O%3D%E7%82%B9A1%E3%80%81+A2%E3%80%81+A3%E3%80%81+%E2%80%A6%E3%80%81+An%EF%BC%88n%E4%B8%BA%E6%AD%A3%E6%95%B4%E6%95%B0%EF%BC%89%E9%83%BD%E5%9C%A8%E6%95%B0%E8%BD%B4%E4%B8%8A.%E7%82%B9A1%E5%9C%A8%E5%8E%9F%E7%82%B9O%E7%9A%84%E5%B7%A6%E8%BE%B9%2C%E4%B8%94A1+O%3D1%EF%BC%9B%E7%82%B9A2%E5%9C%A8%E7%82%B9A1%E7%9A%84%E5%8F%B3%E8%BE%B9%2C%E4%B8%94A2A1%3D2%EF%BC%9B%E7%82%B9A3%E5%9C%A8%E7%82%B9A2%E7%9A%84%E5%B7%A6%E8%BE%B9%2C%E4%B8%94A3)
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