已知|ab-2|与|b-1|互为相反数,求代数式:1/ab+1/(a+1)*(b+1)+1/(a+2)*(b+2)+······+1/(a+2013)*(b+2013)的值
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/23 18:09:54
![已知|ab-2|与|b-1|互为相反数,求代数式:1/ab+1/(a+1)*(b+1)+1/(a+2)*(b+2)+······+1/(a+2013)*(b+2013)的值](/uploads/image/z/7041680-8-0.jpg?t=%E5%B7%B2%E7%9F%A5%7Cab-2%7C%E4%B8%8E%7Cb-1%7C%E4%BA%92%E4%B8%BA%E7%9B%B8%E5%8F%8D%E6%95%B0%2C%E6%B1%82%E4%BB%A3%E6%95%B0%E5%BC%8F%3A1%2Fab%2B1%2F%28a%2B1%29%2A%28b%2B1%29%2B1%2F%28a%2B2%29%2A%28b%2B2%29%2B%C2%B7%C2%B7%C2%B7%C2%B7%C2%B7%C2%B7%2B1%2F%28a%2B2013%29%2A%28b%2B2013%29%E7%9A%84%E5%80%BC)
已知|ab-2|与|b-1|互为相反数,求代数式:1/ab+1/(a+1)*(b+1)+1/(a+2)*(b+2)+······+1/(a+2013)*(b+2013)的值
已知|ab-2|与|b-1|互为相反数,求代数式:1/ab+1/(a+1)*(b+1)+1/(a+2)*(b+2)+···
···+1/(a+2013)*(b+2013)的值
已知|ab-2|与|b-1|互为相反数,求代数式:1/ab+1/(a+1)*(b+1)+1/(a+2)*(b+2)+······+1/(a+2013)*(b+2013)的值
|ab-2|=|b-1|=0
a=2,b=1
1/ab+1/(a+1)(b+1)+1/(a+2)(b+2)+…+1/(a+2013)(b+2013)
=1-1/2015=2014/2015