化简:(2010²+2008)÷(2008²-2010)×(2007²-2007)÷(2008×2011-4)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/20 17:27:26
![化简:(2010²+2008)÷(2008²-2010)×(2007²-2007)÷(2008×2011-4)](/uploads/image/z/5500873-1-3.jpg?t=%E5%8C%96%E7%AE%80%EF%BC%9A%282010%26%23178%3B%2B2008%29%C3%B7%EF%BC%882008%26%23178%3B-2010%EF%BC%89%C3%97%EF%BC%882007%26%23178%3B-2007%EF%BC%89%C3%B7%EF%BC%882008%C3%972011-4%EF%BC%89)
化简:(2010²+2008)÷(2008²-2010)×(2007²-2007)÷(2008×2011-4)
化简:(2010²+2008)÷(2008²-2010)×(2007²-2007)÷(2008×2011-4)
化简:(2010²+2008)÷(2008²-2010)×(2007²-2007)÷(2008×2011-4)
[(2008+2)²+2008]÷(2008²-2008-2)×(2007²-2007)÷[(2007+1)×(2007+4)-4]
=(2008²+5×2008+4)÷(2008+1)(2008-2)×(2007²-2007)÷(2007²+5×2007+4-4)
=(2008+1)(2008+4)÷(2008+1)(2008-2)×2007(2007-1)÷2007(2007+5)
=(2008+4)÷(2008-2)×(2007-1)÷(2007+5)
=2012÷2006×2006÷2012
=1