Question
If $p \left(\frac{1}{q} + \frac{1}{r}\right)$, $q \left(\frac{1}{r} + \frac{1}{p}\right)$, $r \left(\frac{1}{p} + \frac{1}{q}\right)$ are in A.P., then $p, q, r$
If $p \left(\frac{1}{q} + \frac{1}{r}\right)$, $q \left(\frac{1}{r} + \frac{1}{p}\right)$, $r \left(\frac{1}{p} + \frac{1}{q}\right)$ are in A.P., then $p, q, r$