问题描述:
分式的加减.已知1/m-1/(m+1)=1/m(m+1),请你化简.
1/(n+1)(n+2)+1/(n+2)(n+3)+…+1/(n+2006)(n+2007)+1/(n+2007)(n+2008).
答案正确者重重有赏
1/(n+1)(n+2)+1/(n+2)(n+3)+…+1/(n+2006)(n+2007)+1/(n+2007)(n+2008).
答案正确者重重有赏
问题解答:
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