If every pair among the equations x2+px+qr=0, x2+qx+rp=0 and x2+rx+pq= – InterviewSolution

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1.	If every pair among the equations x2+px+qr=0, x2+qx+rp=0 and x2+rx+pq=0 have a common root, then (sumofroots)(productofroots) =
Answer» If every pair among the equations $x^{2} + p x + q r = 0, x^{2} + q x + r p = 0$ and $x^{2} + r x + p q = 0$ have a common root, then $\frac{(s u m o f r o o t s)}{(p r o d u c t o f r o o t s)}$ =

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