找规律!观察下列3行数(1)-4,5,-6,7,-8,9,...(2)-8,10,-12,14,-16,18,...(3)-6,3,-8,5,-10,7,...(1)第(1)行数是按什么规律排列的?(2)第(2),(3)行数与第(1)行数分别有什么关系?(3)取每行数
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![找规律!观察下列3行数(1)-4,5,-6,7,-8,9,...(2)-8,10,-12,14,-16,18,...(3)-6,3,-8,5,-10,7,...(1)第(1)行数是按什么规律排列的?(2)第(2),(3)行数与第(1)行数分别有什么关系?(3)取每行数](/uploads/image/z/108425-65-5.jpg?t=%E6%89%BE%E8%A7%84%E5%BE%8B%21%E8%A7%82%E5%AF%9F%E4%B8%8B%E5%88%973%E8%A1%8C%E6%95%B0%EF%BC%881%EF%BC%89-4%2C5%2C-6%2C7%2C-8%2C9%2C...%EF%BC%882%EF%BC%89-8%2C10%2C-12%2C14%2C-16%2C18%2C...%283%29-6%2C3%2C-8%2C5%2C-10%2C7%2C...%EF%BC%881%EF%BC%89%E7%AC%AC%EF%BC%881%EF%BC%89%E8%A1%8C%E6%95%B0%E6%98%AF%E6%8C%89%E4%BB%80%E4%B9%88%E8%A7%84%E5%BE%8B%E6%8E%92%E5%88%97%E7%9A%84%3F%EF%BC%882%EF%BC%89%E7%AC%AC%EF%BC%882%EF%BC%89%2C%EF%BC%883%EF%BC%89%E8%A1%8C%E6%95%B0%E4%B8%8E%E7%AC%AC%EF%BC%881%EF%BC%89%E8%A1%8C%E6%95%B0%E5%88%86%E5%88%AB%E6%9C%89%E4%BB%80%E4%B9%88%E5%85%B3%E7%B3%BB%3F%EF%BC%883%EF%BC%89%E5%8F%96%E6%AF%8F%E8%A1%8C%E6%95%B0)
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