|1/2005-1/2003|+|1/2003-1/2001|+...|1/7-1/5|+|1/5-1/3|+|1\3-1|一道有理数计算题,| |代表绝对值,/代表分数线,希望大家帮我,
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/05 14:40:25
![|1/2005-1/2003|+|1/2003-1/2001|+...|1/7-1/5|+|1/5-1/3|+|1\3-1|一道有理数计算题,| |代表绝对值,/代表分数线,希望大家帮我,](/uploads/image/z/1766137-49-7.jpg?t=%7C1%2F2005-1%2F2003%7C%2B%7C1%2F2003-1%2F2001%7C%2B...%7C1%2F7-1%2F5%7C%2B%7C1%2F5-1%2F3%7C%2B%7C1%5C3-1%7C%E4%B8%80%E9%81%93%E6%9C%89%E7%90%86%E6%95%B0%E8%AE%A1%E7%AE%97%E9%A2%98%2C%7C+%7C%E4%BB%A3%E8%A1%A8%E7%BB%9D%E5%AF%B9%E5%80%BC%2C%2F%E4%BB%A3%E8%A1%A8%E5%88%86%E6%95%B0%E7%BA%BF%2C%E5%B8%8C%E6%9C%9B%E5%A4%A7%E5%AE%B6%E5%B8%AE%E6%88%91%2C)
|1/2005-1/2003|+|1/2003-1/2001|+...|1/7-1/5|+|1/5-1/3|+|1\3-1|一道有理数计算题,| |代表绝对值,/代表分数线,希望大家帮我,
|1/2005-1/2003|+|1/2003-1/2001|+...|1/7-1/5|+|1/5-1/3|+|1\3-1|
一道有理数计算题,| |代表绝对值,/代表分数线,希望大家帮我,
|1/2005-1/2003|+|1/2003-1/2001|+...|1/7-1/5|+|1/5-1/3|+|1\3-1|一道有理数计算题,| |代表绝对值,/代表分数线,希望大家帮我,
绝对值里面开出来都为负值,所以变号,原式化为
|1/2005-1/2003|+|1/2003-1/2001|+...|1/7-1/5|+|1/5-1/3|+|1\3-1|
=1/2003-1/2005+1/2001-1/2003+.+1/5-1/7+1/3-1/5+1-1/3
=-1/2005+1
=2004/2005