正方形A1B1C1O,A2B2C2C1,A3B3C3C2,...按如图所示的方式放置.点A1,A2,A3和点下面继续C1,C2,C3分别在直线y=kx+b(k>0)和x轴上,已知点B1(1,1),B2(3,2),则Bn的坐标是------------?
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![正方形A1B1C1O,A2B2C2C1,A3B3C3C2,...按如图所示的方式放置.点A1,A2,A3和点下面继续C1,C2,C3分别在直线y=kx+b(k>0)和x轴上,已知点B1(1,1),B2(3,2),则Bn的坐标是------------?](/uploads/image/z/6128670-30-0.jpg?t=%E6%AD%A3%E6%96%B9%E5%BD%A2A1B1C1O%2CA2B2C2C1%2CA3B3C3C2%2C...%E6%8C%89%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%E7%9A%84%E6%96%B9%E5%BC%8F%E6%94%BE%E7%BD%AE.%E7%82%B9A1%2CA2%2CA3%E5%92%8C%E7%82%B9%E4%B8%8B%E9%9D%A2%E7%BB%A7%E7%BB%ADC1%2CC2%2CC3%E5%88%86%E5%88%AB%E5%9C%A8%E7%9B%B4%E7%BA%BFy%3Dkx%2Bb%EF%BC%88k%3E0%29%E5%92%8Cx%E8%BD%B4%E4%B8%8A%2C%E5%B7%B2%E7%9F%A5%E7%82%B9B1%281%2C1%29%2CB2%283%2C2%29%2C%E5%88%99Bn%E7%9A%84%E5%9D%90%E6%A0%87%E6%98%AF------------%3F)
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