If p + q + r = a + b + c = 0 then the value of |{pa qb rc} {qc ra pb} {rb pc qa}| is

Question

If p + q + r = a + b + c = 0 then the value of \(\begin{vmatrix}pa&qb&rc\\qc&ra&pb\\rb&pc&qa\end{vmatrix}\) is

(a) 0

(b) ap + bq + cr

(c) 1

(d) None of these

Answer 1

Correct option is (a) 0