# Some one help me find A, know A = #1/1xx2xx3# + #1/2xx3xx4# + #1/3xx4xx5# +...+ #1/8xx9xx10# ?

##### 1 Answer

May 5, 2018

#### Explanation:

The terms listed:

The terms not listed:

Summing all terms:

If you continue to find common denominators and sum you will arrive at: