递等式计算2010+20102010+201020102010/2009+20092009+200920092009 - 1/2009
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/02 05:06:27
![递等式计算2010+20102010+201020102010/2009+20092009+200920092009 - 1/2009](/uploads/image/z/1146776-32-6.jpg?t=%E9%80%92%E7%AD%89%E5%BC%8F%E8%AE%A1%E7%AE%972010%2B20102010%2B201020102010%2F2009%2B20092009%2B200920092009+%EF%BC%8D+1%2F2009)
递等式计算2010+20102010+201020102010/2009+20092009+200920092009 - 1/2009
递等式计算
2010+20102010+201020102010/2009+20092009+200920092009 - 1/2009
递等式计算2010+20102010+201020102010/2009+20092009+200920092009 - 1/2009
2010+20102010+201020102010/2009+20092009+200920092009 -1/2009
=(2010+2010×10001+2010×100010001)/(2009+2009×10001+2009×100010001) -1/2009
=2010×(1+10001+100010001)/[2009×(1+10001+100010001)] -1/2009
=2010/2009 -1/2009
=2009/2009
=1