New user? Sign up

Existing user? Log in

Consider an arithmetic progression with terms $a_1, a_2, \ldots$ and the sum of the first $k$ terms is $S_k$. If

$a_{13} = \frac{1}{11} , a_{11} = \frac{1}{13},$

then find $S_{143}$.

Problem Loading...

Note Loading...

Set Loading...