1.

If \[a,\ b,\ c\] are in H.P., then \[\frac{a}{b+c},\ \frac{b}{c+a},\ \frac{c}{a+b}\]  are in  [Roorkee 1980]

A. A.P.
B. G.P.
C. H.P.
D. None of these
Answer» D. None of these


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